Home / 28,247.24-42,377.70-8,524.59

Finding the Fourth Proportional to 28,247.24, 42,377.70 and 8,524.59

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Solution

The fourth proportional to 28,247.24, 42,377.70 and 8,524.59 is: 12,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,247.24 : 42,377.70 = 8,524.59 : x
  2. Step 2: Convert to fraction form
    28,247.24/42,377.70 = 8,524.59/x
  3. Step 3: Cross multiply
    28,247.24x = 42,377.70 × 8,524.59
  4. Step 4: Simplify right side
    28,247.24x = 361,252,517.64
  5. Step 5: Solve for x
    x = 361,252,517.64/28,247.24
  6. Step 6: Final answer
    x = 12,788.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.