A waltz traditionally accompanies the formal quinceañera dance.
The waltz gives the presentation a measured, ceremonial character. The honoree and members of her court may perform a rehearsed routine in front of family and guests, often after an entrance or introduction. The music may be instrumental, orchestral, or a recorded song arranged in waltz time.
The tradition reflects the influence of European-style formal dances on elite and middle-class social ceremonies in Latin America. Over time, families adapted those forms to local languages, music, clothing, and religious customs.
Modern celebrations are flexible. A family may include a traditional waltz and then follow it with a surprise dance using pop, regional Mexican, reggaeton, or other music. Consequently, the waltz is the canonical traditional answer, while the complete musical program can be much broader.