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Finding the Fourth Proportional to 24,408, 33,657.88 and 20,882.88

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Solution

The fourth proportional to 24,408, 33,657.88 and 20,882.88 is: 28,796.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,408 : 33,657.88 = 20,882.88 : x
  2. Step 2: Convert to fraction form
    24,408/33,657.88 = 20,882.88/x
  3. Step 3: Cross multiply
    24,408x = 33,657.88 × 20,882.88
  4. Step 4: Simplify right side
    24,408x = 702,873,469.09
  5. Step 5: Solve for x
    x = 702,873,469.09/24,408
  6. Step 6: Final answer
    x = 28,796.85

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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.