Home / 28,234.20-42,351.30-24,475.80

Finding the Fourth Proportional to 28,234.20, 42,351.30 and 24,475.80

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Solution

The fourth proportional to 28,234.20, 42,351.30 and 24,475.80 is: 36,713.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,234.20 : 42,351.30 = 24,475.80 : x
  2. Step 2: Convert to fraction form
    28,234.20/42,351.30 = 24,475.80/x
  3. Step 3: Cross multiply
    28,234.20x = 42,351.30 × 24,475.80
  4. Step 4: Simplify right side
    28,234.20x = 1,036,581,948.54
  5. Step 5: Solve for x
    x = 1,036,581,948.54/28,234.20
  6. Step 6: Final answer
    x = 36,713.70

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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.