Home / 27,209.27-37,512.97-18,695.68

Finding the Fourth Proportional to 27,209.27, 37,512.97 and 18,695.68

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Solution

The fourth proportional to 27,209.27, 37,512.97 and 18,695.68 is: 25,775.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,209.27 : 37,512.97 = 18,695.68 : x
  2. Step 2: Convert to fraction form
    27,209.27/37,512.97 = 18,695.68/x
  3. Step 3: Cross multiply
    27,209.27x = 37,512.97 × 18,695.68
  4. Step 4: Simplify right side
    27,209.27x = 701,330,447.61
  5. Step 5: Solve for x
    x = 701,330,447.61/27,209.27
  6. Step 6: Final answer
    x = 25,775.43

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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.