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Finding the Fourth Proportional to 38,406.92, 57,610.29 and 10,704.92

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Solution

The fourth proportional to 38,406.92, 57,610.29 and 10,704.92 is: 16,057.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,406.92 : 57,610.29 = 10,704.92 : x
  2. Step 2: Convert to fraction form
    38,406.92/57,610.29 = 10,704.92/x
  3. Step 3: Cross multiply
    38,406.92x = 57,610.29 × 10,704.92
  4. Step 4: Simplify right side
    38,406.92x = 616,713,257.58
  5. Step 5: Solve for x
    x = 616,713,257.58/38,406.92
  6. Step 6: Final answer
    x = 16,057.35

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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.