Home / 24,961.30-34,448-13,631.85

Finding the Fourth Proportional to 24,961.30, 34,448 and 13,631.85

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Solution

The fourth proportional to 24,961.30, 34,448 and 13,631.85 is: 18,812.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,961.30 : 34,448 = 13,631.85 : x
  2. Step 2: Convert to fraction form
    24,961.30/34,448 = 13,631.85/x
  3. Step 3: Cross multiply
    24,961.30x = 34,448 × 13,631.85
  4. Step 4: Simplify right side
    24,961.30x = 469,589,968.80
  5. Step 5: Solve for x
    x = 469,589,968.80/24,961.30
  6. Step 6: Final answer
    x = 18,812.72

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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.