Home / 54,689.76-82,039.27-15,246.91

Finding the Fourth Proportional to 54,689.76, 82,039.27 and 15,246.91

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Solution

The fourth proportional to 54,689.76, 82,039.27 and 15,246.91 is: 22,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,689.76 : 82,039.27 = 15,246.91 : x
  2. Step 2: Convert to fraction form
    54,689.76/82,039.27 = 15,246.91/x
  3. Step 3: Cross multiply
    54,689.76x = 82,039.27 × 15,246.91
  4. Step 4: Simplify right side
    54,689.76x = 1,250,845,487.76
  5. Step 5: Solve for x
    x = 1,250,845,487.76/54,689.76
  6. Step 6: Final answer
    x = 22,871.66

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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.