Home / 13,634.71-20,452.52-3,773.16

Finding the Fourth Proportional to 13,634.71, 20,452.52 and 3,773.16

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Solution

The fourth proportional to 13,634.71, 20,452.52 and 3,773.16 is: 5,659.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,634.71 : 20,452.52 = 3,773.16 : x
  2. Step 2: Convert to fraction form
    13,634.71/20,452.52 = 3,773.16/x
  3. Step 3: Cross multiply
    13,634.71x = 20,452.52 × 3,773.16
  4. Step 4: Simplify right side
    13,634.71x = 77,170,630.36
  5. Step 5: Solve for x
    x = 77,170,630.36/13,634.71
  6. Step 6: Final answer
    x = 5,659.87

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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.