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Finding the Fourth Proportional to 54,812.70, 82,219.96 and 17,373.08

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Solution

The fourth proportional to 54,812.70, 82,219.96 and 17,373.08 is: 26,059.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,812.70 : 82,219.96 = 17,373.08 : x
  2. Step 2: Convert to fraction form
    54,812.70/82,219.96 = 17,373.08/x
  3. Step 3: Cross multiply
    54,812.70x = 82,219.96 × 17,373.08
  4. Step 4: Simplify right side
    54,812.70x = 1,428,414,169.94
  5. Step 5: Solve for x
    x = 1,428,414,169.94/54,812.70
  6. Step 6: Final answer
    x = 26,059.91

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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.