Home / 54,640.17-81,932.85-26,542.62

Finding the Fourth Proportional to 54,640.17, 81,932.85 and 26,542.62

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Solution

The fourth proportional to 54,640.17, 81,932.85 and 26,542.62 is: 39,800.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,640.17 : 81,932.85 = 26,542.62 : x
  2. Step 2: Convert to fraction form
    54,640.17/81,932.85 = 26,542.62/x
  3. Step 3: Cross multiply
    54,640.17x = 81,932.85 × 26,542.62
  4. Step 4: Simplify right side
    54,640.17x = 2,174,712,503.07
  5. Step 5: Solve for x
    x = 2,174,712,503.07/54,640.17
  6. Step 6: Final answer
    x = 39,800.62

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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.