Home / 36,067.22-49,771.84-20,151.78

Finding the Fourth Proportional to 36,067.22, 49,771.84 and 20,151.78

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Solution

The fourth proportional to 36,067.22, 49,771.84 and 20,151.78 is: 27,808.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,067.22 : 49,771.84 = 20,151.78 : x
  2. Step 2: Convert to fraction form
    36,067.22/49,771.84 = 20,151.78/x
  3. Step 3: Cross multiply
    36,067.22x = 49,771.84 × 20,151.78
  4. Step 4: Simplify right side
    36,067.22x = 1,002,991,169.88
  5. Step 5: Solve for x
    x = 1,002,991,169.88/36,067.22
  6. Step 6: Final answer
    x = 27,808.94

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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.