Home / 36,369.29-50,189.18-20,456.44

Finding the Fourth Proportional to 36,369.29, 50,189.18 and 20,456.44

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Solution

The fourth proportional to 36,369.29, 50,189.18 and 20,456.44 is: 28,229.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,369.29 : 50,189.18 = 20,456.44 : x
  2. Step 2: Convert to fraction form
    36,369.29/50,189.18 = 20,456.44/x
  3. Step 3: Cross multiply
    36,369.29x = 50,189.18 × 20,456.44
  4. Step 4: Simplify right side
    36,369.29x = 1,026,691,721.56
  5. Step 5: Solve for x
    x = 1,026,691,721.56/36,369.29
  6. Step 6: Final answer
    x = 28,229.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.