Home / 27,067.86-37,354.48-15,131.70

Finding the Fourth Proportional to 27,067.86, 37,354.48 and 15,131.70

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Solution

The fourth proportional to 27,067.86, 37,354.48 and 15,131.70 is: 20,882.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,067.86 : 37,354.48 = 15,131.70 : x
  2. Step 2: Convert to fraction form
    27,067.86/37,354.48 = 15,131.70/x
  3. Step 3: Cross multiply
    27,067.86x = 37,354.48 × 15,131.70
  4. Step 4: Simplify right side
    27,067.86x = 565,236,785.02
  5. Step 5: Solve for x
    x = 565,236,785.02/27,067.86
  6. Step 6: Final answer
    x = 20,882.21

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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.