Home / 27,161.56-40,745.22-11,580.76

Finding the Fourth Proportional to 27,161.56, 40,745.22 and 11,580.76

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Solution

The fourth proportional to 27,161.56, 40,745.22 and 11,580.76 is: 17,372.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,161.56 : 40,745.22 = 11,580.76 : x
  2. Step 2: Convert to fraction form
    27,161.56/40,745.22 = 11,580.76/x
  3. Step 3: Cross multiply
    27,161.56x = 40,745.22 × 11,580.76
  4. Step 4: Simplify right side
    27,161.56x = 471,860,613.97
  5. Step 5: Solve for x
    x = 471,860,613.97/27,161.56
  6. Step 6: Final answer
    x = 17,372.37

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.