Home / 14,512.06-21,755.79-5,742.19

Finding the Fourth Proportional to 14,512.06, 21,755.79 and 5,742.19

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Solution

The fourth proportional to 14,512.06, 21,755.79 and 5,742.19 is: 8,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,512.06 : 21,755.79 = 5,742.19 : x
  2. Step 2: Convert to fraction form
    14,512.06/21,755.79 = 5,742.19/x
  3. Step 3: Cross multiply
    14,512.06x = 21,755.79 × 5,742.19
  4. Step 4: Simplify right side
    14,512.06x = 124,925,906.97
  5. Step 5: Solve for x
    x = 124,925,906.97/14,512.06
  6. Step 6: Final answer
    x = 8,608.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.