Home / 27,067.77-37,353.50-15,131.08

Finding the Fourth Proportional to 27,067.77, 37,353.50 and 15,131.08

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Solution

The fourth proportional to 27,067.77, 37,353.50 and 15,131.08 is: 20,880.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,067.77 : 37,353.50 = 15,131.08 : x
  2. Step 2: Convert to fraction form
    27,067.77/37,353.50 = 15,131.08/x
  3. Step 3: Cross multiply
    27,067.77x = 37,353.50 × 15,131.08
  4. Step 4: Simplify right side
    27,067.77x = 565,198,804.61
  5. Step 5: Solve for x
    x = 565,198,804.61/27,067.77
  6. Step 6: Final answer
    x = 20,880.88

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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.