Home / 13,197.22-19,796.19-3,836.86

Finding the Fourth Proportional to 13,197.22, 19,796.19 and 3,836.86

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Solution

The fourth proportional to 13,197.22, 19,796.19 and 3,836.86 is: 5,755.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197.22 : 19,796.19 = 3,836.86 : x
  2. Step 2: Convert to fraction form
    13,197.22/19,796.19 = 3,836.86/x
  3. Step 3: Cross multiply
    13,197.22x = 19,796.19 × 3,836.86
  4. Step 4: Simplify right side
    13,197.22x = 75,955,209.56
  5. Step 5: Solve for x
    x = 75,955,209.56/13,197.22
  6. Step 6: Final answer
    x = 5,755.39

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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.