Home / 54,744.76-82,117.14-19,665.28

Finding the Fourth Proportional to 54,744.76, 82,117.14 and 19,665.28

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Solution

The fourth proportional to 54,744.76, 82,117.14 and 19,665.28 is: 29,497.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,744.76 : 82,117.14 = 19,665.28 : x
  2. Step 2: Convert to fraction form
    54,744.76/82,117.14 = 19,665.28/x
  3. Step 3: Cross multiply
    54,744.76x = 82,117.14 × 19,665.28
  4. Step 4: Simplify right side
    54,744.76x = 1,614,856,550.90
  5. Step 5: Solve for x
    x = 1,614,856,550.90/54,744.76
  6. Step 6: Final answer
    x = 29,497.92

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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.