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Finding the Fourth Proportional to 17,691.96, 26,532.28 and 5,843.53

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Solution

The fourth proportional to 17,691.96, 26,532.28 and 5,843.53 is: 8,763.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,691.96 : 26,532.28 = 5,843.53 : x
  2. Step 2: Convert to fraction form
    17,691.96/26,532.28 = 5,843.53/x
  3. Step 3: Cross multiply
    17,691.96x = 26,532.28 × 5,843.53
  4. Step 4: Simplify right side
    17,691.96x = 155,042,174.15
  5. Step 5: Solve for x
    x = 155,042,174.15/17,691.96
  6. Step 6: Final answer
    x = 8,763.43

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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.