Home / 36,067.07-49,771.64-20,151.64

Finding the Fourth Proportional to 36,067.07, 49,771.64 and 20,151.64

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Solution

The fourth proportional to 36,067.07, 49,771.64 and 20,151.64 is: 27,808.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,067.07 : 49,771.64 = 20,151.64 : x
  2. Step 2: Convert to fraction form
    36,067.07/49,771.64 = 20,151.64/x
  3. Step 3: Cross multiply
    36,067.07x = 49,771.64 × 20,151.64
  4. Step 4: Simplify right side
    36,067.07x = 1,002,979,821.87
  5. Step 5: Solve for x
    x = 1,002,979,821.87/36,067.07
  6. Step 6: Final answer
    x = 27,808.75

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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.