Home / 24,909.50-34,375.11-13,731.74

Finding the Fourth Proportional to 24,909.50, 34,375.11 and 13,731.74

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Solution

The fourth proportional to 24,909.50, 34,375.11 and 13,731.74 is: 18,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,909.50 : 34,375.11 = 13,731.74 : x
  2. Step 2: Convert to fraction form
    24,909.50/34,375.11 = 13,731.74/x
  3. Step 3: Cross multiply
    24,909.50x = 34,375.11 × 13,731.74
  4. Step 4: Simplify right side
    24,909.50x = 472,030,072.99
  5. Step 5: Solve for x
    x = 472,030,072.99/24,909.50
  6. Step 6: Final answer
    x = 18,949.80

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1.5x scale

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.