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Finding the Fourth Proportional to 33,479.48, 50,198.10 and 16,819.64

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Solution

The fourth proportional to 33,479.48, 50,198.10 and 16,819.64 is: 25,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,479.48 : 50,198.10 = 16,819.64 : x
  2. Step 2: Convert to fraction form
    33,479.48/50,198.10 = 16,819.64/x
  3. Step 3: Cross multiply
    33,479.48x = 50,198.10 × 16,819.64
  4. Step 4: Simplify right side
    33,479.48x = 844,313,970.68
  5. Step 5: Solve for x
    x = 844,313,970.68/33,479.48
  6. Step 6: Final answer
    x = 25,218.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.