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Finding the Fourth Proportional to 24,891.91, 34,350.82 and 13,713.91

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Solution

The fourth proportional to 24,891.91, 34,350.82 and 13,713.91 is: 18,925.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,891.91 : 34,350.82 = 13,713.91 : x
  2. Step 2: Convert to fraction form
    24,891.91/34,350.82 = 13,713.91/x
  3. Step 3: Cross multiply
    24,891.91x = 34,350.82 × 13,713.91
  4. Step 4: Simplify right side
    24,891.91x = 471,083,933.74
  5. Step 5: Solve for x
    x = 471,083,933.74/24,891.91
  6. Step 6: Final answer
    x = 18,925.18

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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.