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Finding the Fourth Proportional to 57,041.52, 85,571.52 and 17,589.44

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Solution

The fourth proportional to 57,041.52, 85,571.52 and 17,589.44 is: 26,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,041.52 : 85,571.52 = 17,589.44 : x
  2. Step 2: Convert to fraction form
    57,041.52/85,571.52 = 17,589.44/x
  3. Step 3: Cross multiply
    57,041.52x = 85,571.52 × 17,589.44
  4. Step 4: Simplify right side
    57,041.52x = 1,505,155,116.75
  5. Step 5: Solve for x
    x = 1,505,155,116.75/57,041.52
  6. Step 6: Final answer
    x = 26,387.01

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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.