If 2 x = 3 y = 12 z , prove that x = 2yz/y - z

Let 2 x = 3 y = 12 z = k. ......(i) ......(ii) ......(iii) We know that, 2 2 × 3 = 12 Substituting value of 2, 3 and 12 from (i), (ii) and (iii) in above equation we get, Hence, proved that