Home / 54,131.38-81,213.47-24,541.27

Finding the Fourth Proportional to 54,131.38, 81,213.47 and 24,541.27

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Solution

The fourth proportional to 54,131.38, 81,213.47 and 24,541.27 is: 36,819.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,131.38 : 81,213.47 = 24,541.27 : x
  2. Step 2: Convert to fraction form
    54,131.38/81,213.47 = 24,541.27/x
  3. Step 3: Cross multiply
    54,131.38x = 81,213.47 × 24,541.27
  4. Step 4: Simplify right side
    54,131.38x = 1,993,081,694.91
  5. Step 5: Solve for x
    x = 1,993,081,694.91/54,131.38
  6. Step 6: Final answer
    x = 36,819.34

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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.