Home / 54,805.68-82,218.65-17,375.17

Finding the Fourth Proportional to 54,805.68, 82,218.65 and 17,375.17

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Solution

The fourth proportional to 54,805.68, 82,218.65 and 17,375.17 is: 26,065.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,805.68 : 82,218.65 = 17,375.17 : x
  2. Step 2: Convert to fraction form
    54,805.68/82,218.65 = 17,375.17/x
  3. Step 3: Cross multiply
    54,805.68x = 82,218.65 × 17,375.17
  4. Step 4: Simplify right side
    54,805.68x = 1,428,563,020.92
  5. Step 5: Solve for x
    x = 1,428,563,020.92/54,805.68
  6. Step 6: Final answer
    x = 26,065.97

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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.