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Finding the Fourth Proportional to 33,848.58, 50,769.20 and 8,891.12

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Solution

The fourth proportional to 33,848.58, 50,769.20 and 8,891.12 is: 13,335.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,848.58 : 50,769.20 = 8,891.12 : x
  2. Step 2: Convert to fraction form
    33,848.58/50,769.20 = 8,891.12/x
  3. Step 3: Cross multiply
    33,848.58x = 50,769.20 × 8,891.12
  4. Step 4: Simplify right side
    33,848.58x = 451,395,049.50
  5. Step 5: Solve for x
    x = 451,395,049.50/33,848.58
  6. Step 6: Final answer
    x = 13,335.72

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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.