Home / 54,540.72-81,801-15,092.64

Finding the Fourth Proportional to 54,540.72, 81,801 and 15,092.64

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Solution

The fourth proportional to 54,540.72, 81,801 and 15,092.64 is: 22,636.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,540.72 : 81,801 = 15,092.64 : x
  2. Step 2: Convert to fraction form
    54,540.72/81,801 = 15,092.64/x
  3. Step 3: Cross multiply
    54,540.72x = 81,801 × 15,092.64
  4. Step 4: Simplify right side
    54,540.72x = 1,234,593,044.64
  5. Step 5: Solve for x
    x = 1,234,593,044.64/54,540.72
  6. Step 6: Final answer
    x = 22,636.17

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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.