Home / 52,057.28-71,839.25-28,183.90

Finding the Fourth Proportional to 52,057.28, 71,839.25 and 28,183.90

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Solution

The fourth proportional to 52,057.28, 71,839.25 and 28,183.90 is: 38,893.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,057.28 : 71,839.25 = 28,183.90 : x
  2. Step 2: Convert to fraction form
    52,057.28/71,839.25 = 28,183.90/x
  3. Step 3: Cross multiply
    52,057.28x = 71,839.25 × 28,183.90
  4. Step 4: Simplify right side
    52,057.28x = 2,024,710,316.48
  5. Step 5: Solve for x
    x = 2,024,710,316.48/52,057.28
  6. Step 6: Final answer
    x = 38,893.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.