Home / 22,132.38-30,542.49-12,701.01

Finding the Fourth Proportional to 22,132.38, 30,542.49 and 12,701.01

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Solution

The fourth proportional to 22,132.38, 30,542.49 and 12,701.01 is: 17,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,132.38 : 30,542.49 = 12,701.01 : x
  2. Step 2: Convert to fraction form
    22,132.38/30,542.49 = 12,701.01/x
  3. Step 3: Cross multiply
    22,132.38x = 30,542.49 × 12,701.01
  4. Step 4: Simplify right side
    22,132.38x = 387,920,470.91
  5. Step 5: Solve for x
    x = 387,920,470.91/22,132.38
  6. Step 6: Final answer
    x = 17,527.28

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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.