Home / 27,540.68-38,005.97-14,965.43

Finding the Fourth Proportional to 27,540.68, 38,005.97 and 14,965.43

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Solution

The fourth proportional to 27,540.68, 38,005.97 and 14,965.43 is: 20,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,540.68 : 38,005.97 = 14,965.43 : x
  2. Step 2: Convert to fraction form
    27,540.68/38,005.97 = 14,965.43/x
  3. Step 3: Cross multiply
    27,540.68x = 38,005.97 × 14,965.43
  4. Step 4: Simplify right side
    27,540.68x = 568,775,418.76
  5. Step 5: Solve for x
    x = 568,775,418.76/27,540.68
  6. Step 6: Final answer
    x = 20,652.20

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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.