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Finding the Fourth Proportional to 24,558.94, 36,831.21 and 8,761.42

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Solution

The fourth proportional to 24,558.94, 36,831.21 and 8,761.42 is: 13,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,558.94 : 36,831.21 = 8,761.42 : x
  2. Step 2: Convert to fraction form
    24,558.94/36,831.21 = 8,761.42/x
  3. Step 3: Cross multiply
    24,558.94x = 36,831.21 × 8,761.42
  4. Step 4: Simplify right side
    24,558.94x = 322,693,699.92
  5. Step 5: Solve for x
    x = 322,693,699.92/24,558.94
  6. Step 6: Final answer
    x = 13,139.56

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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.