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Finding the Fourth Proportional to 33,505.92, 50,263.02 and 11,321.64

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Solution

The fourth proportional to 33,505.92, 50,263.02 and 11,321.64 is: 16,983.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,505.92 : 50,263.02 = 11,321.64 : x
  2. Step 2: Convert to fraction form
    33,505.92/50,263.02 = 11,321.64/x
  3. Step 3: Cross multiply
    33,505.92x = 50,263.02 × 11,321.64
  4. Step 4: Simplify right side
    33,505.92x = 569,059,817.75
  5. Step 5: Solve for x
    x = 569,059,817.75/33,505.92
  6. Step 6: Final answer
    x = 16,983.86

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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.