Home / 38,397.38-57,549.17-17,331.98

Finding the Fourth Proportional to 38,397.38, 57,549.17 and 17,331.98

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Solution

The fourth proportional to 38,397.38, 57,549.17 and 17,331.98 is: 25,976.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,397.38 : 57,549.17 = 17,331.98 : x
  2. Step 2: Convert to fraction form
    38,397.38/57,549.17 = 17,331.98/x
  3. Step 3: Cross multiply
    38,397.38x = 57,549.17 × 17,331.98
  4. Step 4: Simplify right side
    38,397.38x = 997,440,689.05
  5. Step 5: Solve for x
    x = 997,440,689.05/38,397.38
  6. Step 6: Final answer
    x = 25,976.79

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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.