Home / 27,609.44-38,101.56-15,034.20

Finding the Fourth Proportional to 27,609.44, 38,101.56 and 15,034.20

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Solution

The fourth proportional to 27,609.44, 38,101.56 and 15,034.20 is: 20,747.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,609.44 : 38,101.56 = 15,034.20 : x
  2. Step 2: Convert to fraction form
    27,609.44/38,101.56 = 15,034.20/x
  3. Step 3: Cross multiply
    27,609.44x = 38,101.56 × 15,034.20
  4. Step 4: Simplify right side
    27,609.44x = 572,826,473.35
  5. Step 5: Solve for x
    x = 572,826,473.35/27,609.44
  6. Step 6: Final answer
    x = 20,747.49

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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.