Home / 38,513.60-57,781.20-16,337.60

Finding the Fourth Proportional to 38,513.60, 57,781.20 and 16,337.60

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Solution

The fourth proportional to 38,513.60, 57,781.20 and 16,337.60 is: 24,510.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,513.60 : 57,781.20 = 16,337.60 : x
  2. Step 2: Convert to fraction form
    38,513.60/57,781.20 = 16,337.60/x
  3. Step 3: Cross multiply
    38,513.60x = 57,781.20 × 16,337.60
  4. Step 4: Simplify right side
    38,513.60x = 944,006,133.12
  5. Step 5: Solve for x
    x = 944,006,133.12/38,513.60
  6. Step 6: Final answer
    x = 24,510.98

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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.