Home / 17,061.38-25,592.15-9,319.40

Finding the Fourth Proportional to 17,061.38, 25,592.15 and 9,319.40

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Solution

The fourth proportional to 17,061.38, 25,592.15 and 9,319.40 is: 13,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,061.38 : 25,592.15 = 9,319.40 : x
  2. Step 2: Convert to fraction form
    17,061.38/25,592.15 = 9,319.40/x
  3. Step 3: Cross multiply
    17,061.38x = 25,592.15 × 9,319.40
  4. Step 4: Simplify right side
    17,061.38x = 238,503,617.97
  5. Step 5: Solve for x
    x = 238,503,617.97/17,061.38
  6. Step 6: Final answer
    x = 13,979.15

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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.