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Finding the Fourth Proportional to 17,732.54, 26,580.03 and 8,948.90

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Solution

The fourth proportional to 17,732.54, 26,580.03 and 8,948.90 is: 13,413.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,732.54 : 26,580.03 = 8,948.90 : x
  2. Step 2: Convert to fraction form
    17,732.54/26,580.03 = 8,948.90/x
  3. Step 3: Cross multiply
    17,732.54x = 26,580.03 × 8,948.90
  4. Step 4: Simplify right side
    17,732.54x = 237,861,897.57
  5. Step 5: Solve for x
    x = 237,861,897.57/17,732.54
  6. Step 6: Final answer
    x = 13,413.87

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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.