Home / 24,781.69-34,198.82-13,451.20

Finding the Fourth Proportional to 24,781.69, 34,198.82 and 13,451.20

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Solution

The fourth proportional to 24,781.69, 34,198.82 and 13,451.20 is: 18,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,781.69 : 34,198.82 = 13,451.20 : x
  2. Step 2: Convert to fraction form
    24,781.69/34,198.82 = 13,451.20/x
  3. Step 3: Cross multiply
    24,781.69x = 34,198.82 × 13,451.20
  4. Step 4: Simplify right side
    24,781.69x = 460,015,167.58
  5. Step 5: Solve for x
    x = 460,015,167.58/24,781.69
  6. Step 6: Final answer
    x = 18,562.70

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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.