Home / 27,067.43-37,352.79-15,130.46

Finding the Fourth Proportional to 27,067.43, 37,352.79 and 15,130.46

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Solution

The fourth proportional to 27,067.43, 37,352.79 and 15,130.46 is: 20,879.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,067.43 : 37,352.79 = 15,130.46 : x
  2. Step 2: Convert to fraction form
    27,067.43/37,352.79 = 15,130.46/x
  3. Step 3: Cross multiply
    27,067.43x = 37,352.79 × 15,130.46
  4. Step 4: Simplify right side
    27,067.43x = 565,164,708.22
  5. Step 5: Solve for x
    x = 565,164,708.22/27,067.43
  6. Step 6: Final answer
    x = 20,879.88

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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.