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Finding the Fourth Proportional to 33,472.70, 50,207.72 and 11,285.58

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Solution

The fourth proportional to 33,472.70, 50,207.72 and 11,285.58 is: 16,927.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,472.70 : 50,207.72 = 11,285.58 : x
  2. Step 2: Convert to fraction form
    33,472.70/50,207.72 = 11,285.58/x
  3. Step 3: Cross multiply
    33,472.70x = 50,207.72 × 11,285.58
  4. Step 4: Simplify right side
    33,472.70x = 566,623,240.68
  5. Step 5: Solve for x
    x = 566,623,240.68/33,472.70
  6. Step 6: Final answer
    x = 16,927.92

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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.