Home / 38,613.20-57,925.20-16,426.40

Finding the Fourth Proportional to 38,613.20, 57,925.20 and 16,426.40

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Solution

The fourth proportional to 38,613.20, 57,925.20 and 16,426.40 is: 24,641.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,613.20 : 57,925.20 = 16,426.40 : x
  2. Step 2: Convert to fraction form
    38,613.20/57,925.20 = 16,426.40/x
  3. Step 3: Cross multiply
    38,613.20x = 57,925.20 × 16,426.40
  4. Step 4: Simplify right side
    38,613.20x = 951,502,505.28
  5. Step 5: Solve for x
    x = 951,502,505.28/38,613.20
  6. Step 6: Final answer
    x = 24,641.90

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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.