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Finding the Fourth Proportional to 24,992.71, 34,489.93 and 13,662.25

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Solution

The fourth proportional to 24,992.71, 34,489.93 and 13,662.25 is: 18,853.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,992.71 : 34,489.93 = 13,662.25 : x
  2. Step 2: Convert to fraction form
    24,992.71/34,489.93 = 13,662.25/x
  3. Step 3: Cross multiply
    24,992.71x = 34,489.93 × 13,662.25
  4. Step 4: Simplify right side
    24,992.71x = 471,209,805.38
  5. Step 5: Solve for x
    x = 471,209,805.38/24,992.71
  6. Step 6: Final answer
    x = 18,853.89

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Similar ratio
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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.