Home / 54,718.24-82,078.17-15,275.56

Finding the Fourth Proportional to 54,718.24, 82,078.17 and 15,275.56

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Solution

The fourth proportional to 54,718.24, 82,078.17 and 15,275.56 is: 22,913.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,718.24 : 82,078.17 = 15,275.56 : x
  2. Step 2: Convert to fraction form
    54,718.24/82,078.17 = 15,275.56/x
  3. Step 3: Cross multiply
    54,718.24x = 82,078.17 × 15,275.56
  4. Step 4: Simplify right side
    54,718.24x = 1,253,790,010.53
  5. Step 5: Solve for x
    x = 1,253,790,010.53/54,718.24
  6. Step 6: Final answer
    x = 22,913.57

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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.