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Finding the Fourth Proportional to 33,474.35, 50,211.68 and 11,287.91

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Solution

The fourth proportional to 33,474.35, 50,211.68 and 11,287.91 is: 16,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,474.35 : 50,211.68 = 11,287.91 : x
  2. Step 2: Convert to fraction form
    33,474.35/50,211.68 = 11,287.91/x
  3. Step 3: Cross multiply
    33,474.35x = 50,211.68 × 11,287.91
  4. Step 4: Simplify right side
    33,474.35x = 566,784,924.79
  5. Step 5: Solve for x
    x = 566,784,924.79/33,474.35
  6. Step 6: Final answer
    x = 16,931.92

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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.