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Finding the Fourth Proportional to 33,836.28, 50,754.48 and 9,212.28

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Solution

The fourth proportional to 33,836.28, 50,754.48 and 9,212.28 is: 13,818.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,836.28 : 50,754.48 = 9,212.28 : x
  2. Step 2: Convert to fraction form
    33,836.28/50,754.48 = 9,212.28/x
  3. Step 3: Cross multiply
    33,836.28x = 50,754.48 × 9,212.28
  4. Step 4: Simplify right side
    33,836.28x = 467,564,481.01
  5. Step 5: Solve for x
    x = 467,564,481.01/33,836.28
  6. Step 6: Final answer
    x = 13,818.44

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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.