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Finding the Fourth Proportional to 25,801.27, 38,719.17 and 9,385.27

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Solution

The fourth proportional to 25,801.27, 38,719.17 and 9,385.27 is: 14,084.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,801.27 : 38,719.17 = 9,385.27 : x
  2. Step 2: Convert to fraction form
    25,801.27/38,719.17 = 9,385.27/x
  3. Step 3: Cross multiply
    25,801.27x = 38,719.17 × 9,385.27
  4. Step 4: Simplify right side
    25,801.27x = 363,389,817.70
  5. Step 5: Solve for x
    x = 363,389,817.70/25,801.27
  6. Step 6: Final answer
    x = 14,084.18

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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.