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Finding the Fourth Proportional to 54,395.75, 81,593.99 and 14,957.03

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Solution

The fourth proportional to 54,395.75, 81,593.99 and 14,957.03 is: 22,435.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,395.75 : 81,593.99 = 14,957.03 : x
  2. Step 2: Convert to fraction form
    54,395.75/81,593.99 = 14,957.03/x
  3. Step 3: Cross multiply
    54,395.75x = 81,593.99 × 14,957.03
  4. Step 4: Simplify right side
    54,395.75x = 1,220,403,941.54
  5. Step 5: Solve for x
    x = 1,220,403,941.54/54,395.75
  6. Step 6: Final answer
    x = 22,435.65

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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.