Home / 54,202.73-81,283.86-18,654.10

Finding the Fourth Proportional to 54,202.73, 81,283.86 and 18,654.10

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Solution

The fourth proportional to 54,202.73, 81,283.86 and 18,654.10 is: 27,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,202.73 : 81,283.86 = 18,654.10 : x
  2. Step 2: Convert to fraction form
    54,202.73/81,283.86 = 18,654.10/x
  3. Step 3: Cross multiply
    54,202.73x = 81,283.86 × 18,654.10
  4. Step 4: Simplify right side
    54,202.73x = 1,516,277,049.62
  5. Step 5: Solve for x
    x = 1,516,277,049.62/54,202.73
  6. Step 6: Final answer
    x = 27,974.18

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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.