Home / 22,132.20-33,173.19-13,815.93

Finding the Fourth Proportional to 22,132.20, 33,173.19 and 13,815.93

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Solution

The fourth proportional to 22,132.20, 33,173.19 and 13,815.93 is: 20,708.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,132.20 : 33,173.19 = 13,815.93 : x
  2. Step 2: Convert to fraction form
    22,132.20/33,173.19 = 13,815.93/x
  3. Step 3: Cross multiply
    22,132.20x = 33,173.19 × 13,815.93
  4. Step 4: Simplify right side
    22,132.20x = 458,318,470.92
  5. Step 5: Solve for x
    x = 458,318,470.92/22,132.20
  6. Step 6: Final answer
    x = 20,708.22

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1.5x scale

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.