Home / 38,126.46-57,197.34-13,167.43

Finding the Fourth Proportional to 38,126.46, 57,197.34 and 13,167.43

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Solution

The fourth proportional to 38,126.46, 57,197.34 and 13,167.43 is: 19,753.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,126.46 : 57,197.34 = 13,167.43 : x
  2. Step 2: Convert to fraction form
    38,126.46/57,197.34 = 13,167.43/x
  3. Step 3: Cross multiply
    38,126.46x = 57,197.34 × 13,167.43
  4. Step 4: Simplify right side
    38,126.46x = 753,141,827.64
  5. Step 5: Solve for x
    x = 753,141,827.64/38,126.46
  6. Step 6: Final answer
    x = 19,753.78

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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.