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Finding the Fourth Proportional to 59,591.56, 89,387.20 and 15,218.28

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Solution

The fourth proportional to 59,591.56, 89,387.20 and 15,218.28 is: 22,827.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,591.56 : 89,387.20 = 15,218.28 : x
  2. Step 2: Convert to fraction form
    59,591.56/89,387.20 = 15,218.28/x
  3. Step 3: Cross multiply
    59,591.56x = 89,387.20 × 15,218.28
  4. Step 4: Simplify right side
    59,591.56x = 1,360,319,438.02
  5. Step 5: Solve for x
    x = 1,360,319,438.02/59,591.56
  6. Step 6: Final answer
    x = 22,827.38

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1.5x scale

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.