Home / 13,604.20-20,402.52-3,741.10

Finding the Fourth Proportional to 13,604.20, 20,402.52 and 3,741.10

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Solution

The fourth proportional to 13,604.20, 20,402.52 and 3,741.10 is: 5,610.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604.20 : 20,402.52 = 3,741.10 : x
  2. Step 2: Convert to fraction form
    13,604.20/20,402.52 = 3,741.10/x
  3. Step 3: Cross multiply
    13,604.20x = 20,402.52 × 3,741.10
  4. Step 4: Simplify right side
    13,604.20x = 76,327,867.57
  5. Step 5: Solve for x
    x = 76,327,867.57/13,604.20
  6. Step 6: Final answer
    x = 5,610.61

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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.