Home / 33,550.28-50,281.67-13,806.53

Finding the Fourth Proportional to 33,550.28, 50,281.67 and 13,806.53

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Solution

The fourth proportional to 33,550.28, 50,281.67 and 13,806.53 is: 20,691.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,550.28 : 50,281.67 = 13,806.53 : x
  2. Step 2: Convert to fraction form
    33,550.28/50,281.67 = 13,806.53/x
  3. Step 3: Cross multiply
    33,550.28x = 50,281.67 × 13,806.53
  4. Step 4: Simplify right side
    33,550.28x = 694,215,168.41
  5. Step 5: Solve for x
    x = 694,215,168.41/33,550.28
  6. Step 6: Final answer
    x = 20,691.79

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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.