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Finding the Fourth Proportional to 33,796.30, 50,679.92 and 11,611.90

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Solution

The fourth proportional to 33,796.30, 50,679.92 and 11,611.90 is: 17,412.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,796.30 : 50,679.92 = 11,611.90 : x
  2. Step 2: Convert to fraction form
    33,796.30/50,679.92 = 11,611.90/x
  3. Step 3: Cross multiply
    33,796.30x = 50,679.92 × 11,611.90
  4. Step 4: Simplify right side
    33,796.30x = 588,490,163.05
  5. Step 5: Solve for x
    x = 588,490,163.05/33,796.30
  6. Step 6: Final answer
    x = 17,412.86

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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.