Home / 36,519.01-50,396.02-20,385.38

Finding the Fourth Proportional to 36,519.01, 50,396.02 and 20,385.38

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Solution

The fourth proportional to 36,519.01, 50,396.02 and 20,385.38 is: 28,131.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,519.01 : 50,396.02 = 20,385.38 : x
  2. Step 2: Convert to fraction form
    36,519.01/50,396.02 = 20,385.38/x
  3. Step 3: Cross multiply
    36,519.01x = 50,396.02 × 20,385.38
  4. Step 4: Simplify right side
    36,519.01x = 1,027,342,278.75
  5. Step 5: Solve for x
    x = 1,027,342,278.75/36,519.01
  6. Step 6: Final answer
    x = 28,131.71

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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.