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Finding the Fourth Proportional to 24,874.62, 34,326.12 and 13,543.89

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Solution

The fourth proportional to 24,874.62, 34,326.12 and 13,543.89 is: 18,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,874.62 : 34,326.12 = 13,543.89 : x
  2. Step 2: Convert to fraction form
    24,874.62/34,326.12 = 13,543.89/x
  3. Step 3: Cross multiply
    24,874.62x = 34,326.12 × 13,543.89
  4. Step 4: Simplify right side
    24,874.62x = 464,909,193.41
  5. Step 5: Solve for x
    x = 464,909,193.41/24,874.62
  6. Step 6: Final answer
    x = 18,690.10

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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.