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Finding the Fourth Proportional to 24,474.41, 33,757.41 and 20,831.15

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Solution

The fourth proportional to 24,474.41, 33,757.41 and 20,831.15 is: 28,732.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,474.41 : 33,757.41 = 20,831.15 : x
  2. Step 2: Convert to fraction form
    24,474.41/33,757.41 = 20,831.15/x
  3. Step 3: Cross multiply
    24,474.41x = 33,757.41 × 20,831.15
  4. Step 4: Simplify right side
    24,474.41x = 703,205,621.71
  5. Step 5: Solve for x
    x = 703,205,621.71/24,474.41
  6. Step 6: Final answer
    x = 28,732.28

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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.