Respuesta :
This is a proportion, so use cross multiplication.
12 7 12x = 7 x 27
---- = ---- 12x = 189
27 x x = $15.75
Your answer is $15.75.
12 7 12x = 7 x 27
---- = ---- 12x = 189
27 x x = $15.75
Your answer is $15.75.