Home / 54,084.93-81,135.09-16,648.13

Finding the Fourth Proportional to 54,084.93, 81,135.09 and 16,648.13

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Solution

The fourth proportional to 54,084.93, 81,135.09 and 16,648.13 is: 24,974.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,084.93 : 81,135.09 = 16,648.13 : x
  2. Step 2: Convert to fraction form
    54,084.93/81,135.09 = 16,648.13/x
  3. Step 3: Cross multiply
    54,084.93x = 81,135.09 × 16,648.13
  4. Step 4: Simplify right side
    54,084.93x = 1,350,747,120.21
  5. Step 5: Solve for x
    x = 1,350,747,120.21/54,084.93
  6. Step 6: Final answer
    x = 24,974.56

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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.