Home / 33,876.75-50,805.53-21,378.05

Finding the Fourth Proportional to 33,876.75, 50,805.53 and 21,378.05

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Solution

The fourth proportional to 33,876.75, 50,805.53 and 21,378.05 is: 32,061.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,876.75 : 50,805.53 = 21,378.05 : x
  2. Step 2: Convert to fraction form
    33,876.75/50,805.53 = 21,378.05/x
  3. Step 3: Cross multiply
    33,876.75x = 50,805.53 × 21,378.05
  4. Step 4: Simplify right side
    33,876.75x = 1,086,123,160.62
  5. Step 5: Solve for x
    x = 1,086,123,160.62/33,876.75
  6. Step 6: Final answer
    x = 32,061.02

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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.