Available Sizes: Assume that only one-third of your guests will dance, so the number of dancers shown in the graph is only 33% of your total guest. Available Sizes: 12' x 12'-32 dancers 12' x 15'-40 dancers 12' x 21'-56 dancers 15' x 18'-60 dancers 15' x 21'-70 dancers 15' x 24'-80 dancers 15' x 27'-90 dancers 18' x 24'-96 dancers 18' x 27'-108 dancers 18' x 30'-120 dancers 21' x 27'-126 dancers 21' x 30'-140 dancers 21' x 33'-154 dancers 27' x 27'- 162 dancers 24' x 33' -176 dancers 30' x 30' -200 dancers 30' x 33' -220 dancers 30' x 36' -240 dancers