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Finding the Fourth Proportional to 33,456.28, 50,203.86 and 14,988.28

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Solution

The fourth proportional to 33,456.28, 50,203.86 and 14,988.28 is: 22,491.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,456.28 : 50,203.86 = 14,988.28 : x
  2. Step 2: Convert to fraction form
    33,456.28/50,203.86 = 14,988.28/x
  3. Step 3: Cross multiply
    33,456.28x = 50,203.86 × 14,988.28
  4. Step 4: Simplify right side
    33,456.28x = 752,469,510.76
  5. Step 5: Solve for x
    x = 752,469,510.76/33,456.28
  6. Step 6: Final answer
    x = 22,491.13

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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.