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Finding the Fourth Proportional to 33,063.25, 49,594.88 and 8,439.25

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Solution

The fourth proportional to 33,063.25, 49,594.88 and 8,439.25 is: 12,658.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,063.25 : 49,594.88 = 8,439.25 : x
  2. Step 2: Convert to fraction form
    33,063.25/49,594.88 = 8,439.25/x
  3. Step 3: Cross multiply
    33,063.25x = 49,594.88 × 8,439.25
  4. Step 4: Simplify right side
    33,063.25x = 418,543,591.04
  5. Step 5: Solve for x
    x = 418,543,591.04/33,063.25
  6. Step 6: Final answer
    x = 12,658.88

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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.