5:9 equivalent ratio's To find ratio's equivalent to 5:9 you multiply. 5:9 x 1 = 5:9 5:9 x 2 = 10:18 5:9 x 3 = 15:27 5:9 x 4 = 20 : 36

1.) 10:18 2.) 15:27 5,10,15,29,25,30,35 9,18,27,36,45,54,63,72,81