Home / 39,226.46-54,131.18-22,456.22

Finding the Fourth Proportional to 39,226.46, 54,131.18 and 22,456.22

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Solution

The fourth proportional to 39,226.46, 54,131.18 and 22,456.22 is: 30,988.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,226.46 : 54,131.18 = 22,456.22 : x
  2. Step 2: Convert to fraction form
    39,226.46/54,131.18 = 22,456.22/x
  3. Step 3: Cross multiply
    39,226.46x = 54,131.18 × 22,456.22
  4. Step 4: Simplify right side
    39,226.46x = 1,215,581,686.94
  5. Step 5: Solve for x
    x = 1,215,581,686.94/39,226.46
  6. Step 6: Final answer
    x = 30,988.82

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Double scale
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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.