Home / 13,144.26-19,716.52-3,910.26

Finding the Fourth Proportional to 13,144.26, 19,716.52 and 3,910.26

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Solution

The fourth proportional to 13,144.26, 19,716.52 and 3,910.26 is: 5,865.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144.26 : 19,716.52 = 3,910.26 : x
  2. Step 2: Convert to fraction form
    13,144.26/19,716.52 = 3,910.26/x
  3. Step 3: Cross multiply
    13,144.26x = 19,716.52 × 3,910.26
  4. Step 4: Simplify right side
    13,144.26x = 77,096,719.50
  5. Step 5: Solve for x
    x = 77,096,719.50/13,144.26
  6. Step 6: Final answer
    x = 5,865.43

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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.