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Finding the Fourth Proportional to 24,470.26, 36,710.86 and 7,831.29

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Solution

The fourth proportional to 24,470.26, 36,710.86 and 7,831.29 is: 11,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,470.26 : 36,710.86 = 7,831.29 : x
  2. Step 2: Convert to fraction form
    24,470.26/36,710.86 = 7,831.29/x
  3. Step 3: Cross multiply
    24,470.26x = 36,710.86 × 7,831.29
  4. Step 4: Simplify right side
    24,470.26x = 287,493,351.65
  5. Step 5: Solve for x
    x = 287,493,351.65/24,470.26
  6. Step 6: Final answer
    x = 11,748.68

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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.