Home / 33,834.28-50,711.61-13,831.44

Finding the Fourth Proportional to 33,834.28, 50,711.61 and 13,831.44

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Solution

The fourth proportional to 33,834.28, 50,711.61 and 13,831.44 is: 20,730.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,834.28 : 50,711.61 = 13,831.44 : x
  2. Step 2: Convert to fraction form
    33,834.28/50,711.61 = 13,831.44/x
  3. Step 3: Cross multiply
    33,834.28x = 50,711.61 × 13,831.44
  4. Step 4: Simplify right side
    33,834.28x = 701,414,591.02
  5. Step 5: Solve for x
    x = 701,414,591.02/33,834.28
  6. Step 6: Final answer
    x = 20,730.89

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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.