Home / 32,414.43-44,769.18-21,640.56

Finding the Fourth Proportional to 32,414.43, 44,769.18 and 21,640.56

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Solution

The fourth proportional to 32,414.43, 44,769.18 and 21,640.56 is: 29,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,414.43 : 44,769.18 = 21,640.56 : x
  2. Step 2: Convert to fraction form
    32,414.43/44,769.18 = 21,640.56/x
  3. Step 3: Cross multiply
    32,414.43x = 44,769.18 × 21,640.56
  4. Step 4: Simplify right side
    32,414.43x = 968,830,125.94
  5. Step 5: Solve for x
    x = 968,830,125.94/32,414.43
  6. Step 6: Final answer
    x = 29,888.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.