Home / 54,287.55-81,428.22-32,240.97

Finding the Fourth Proportional to 54,287.55, 81,428.22 and 32,240.97

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Solution

The fourth proportional to 54,287.55, 81,428.22 and 32,240.97 is: 48,359.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,287.55 : 81,428.22 = 32,240.97 : x
  2. Step 2: Convert to fraction form
    54,287.55/81,428.22 = 32,240.97/x
  3. Step 3: Cross multiply
    54,287.55x = 81,428.22 × 32,240.97
  4. Step 4: Simplify right side
    54,287.55x = 2,625,324,798.17
  5. Step 5: Solve for x
    x = 2,625,324,798.17/54,287.55
  6. Step 6: Final answer
    x = 48,359.61

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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.