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Finding the Fourth Proportional to 17,691.70, 24,413.94 and 9,733.86

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Solution

The fourth proportional to 17,691.70, 24,413.94 and 9,733.86 is: 13,432.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,691.70 : 24,413.94 = 9,733.86 : x
  2. Step 2: Convert to fraction form
    17,691.70/24,413.94 = 9,733.86/x
  3. Step 3: Cross multiply
    17,691.70x = 24,413.94 × 9,733.86
  4. Step 4: Simplify right side
    17,691.70x = 237,641,874.01
  5. Step 5: Solve for x
    x = 237,641,874.01/17,691.70
  6. Step 6: Final answer
    x = 13,432.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.