Home / 13,741.85-20,610.96-3,882.03

Finding the Fourth Proportional to 13,741.85, 20,610.96 and 3,882.03

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Solution

The fourth proportional to 13,741.85, 20,610.96 and 3,882.03 is: 5,822.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741.85 : 20,610.96 = 3,882.03 : x
  2. Step 2: Convert to fraction form
    13,741.85/20,610.96 = 3,882.03/x
  3. Step 3: Cross multiply
    13,741.85x = 20,610.96 × 3,882.03
  4. Step 4: Simplify right side
    13,741.85x = 80,012,273.20
  5. Step 5: Solve for x
    x = 80,012,273.20/13,741.85
  6. Step 6: Final answer
    x = 5,822.52

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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.