Home / 33,731.80-50,592.92-21,213.66

Finding the Fourth Proportional to 33,731.80, 50,592.92 and 21,213.66

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Solution

The fourth proportional to 33,731.80, 50,592.92 and 21,213.66 is: 31,817.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,731.80 : 50,592.92 = 21,213.66 : x
  2. Step 2: Convert to fraction form
    33,731.80/50,592.92 = 21,213.66/x
  3. Step 3: Cross multiply
    33,731.80x = 50,592.92 × 21,213.66
  4. Step 4: Simplify right side
    33,731.80x = 1,073,261,003.29
  5. Step 5: Solve for x
    x = 1,073,261,003.29/33,731.80
  6. Step 6: Final answer
    x = 31,817.48

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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.