Home / 25,034.24-34,363.19-22,138.15

Finding the Fourth Proportional to 25,034.24, 34,363.19 and 22,138.15

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Solution

The fourth proportional to 25,034.24, 34,363.19 and 22,138.15 is: 30,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,034.24 : 34,363.19 = 22,138.15 : x
  2. Step 2: Convert to fraction form
    25,034.24/34,363.19 = 22,138.15/x
  3. Step 3: Cross multiply
    25,034.24x = 34,363.19 × 22,138.15
  4. Step 4: Simplify right side
    25,034.24x = 760,737,344.01
  5. Step 5: Solve for x
    x = 760,737,344.01/25,034.24
  6. Step 6: Final answer
    x = 30,387.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.