Home / 13,301.24-19,951.92-3,941.46

Finding the Fourth Proportional to 13,301.24, 19,951.92 and 3,941.46

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Solution

The fourth proportional to 13,301.24, 19,951.92 and 3,941.46 is: 5,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301.24 : 19,951.92 = 3,941.46 : x
  2. Step 2: Convert to fraction form
    13,301.24/19,951.92 = 3,941.46/x
  3. Step 3: Cross multiply
    13,301.24x = 19,951.92 × 3,941.46
  4. Step 4: Simplify right side
    13,301.24x = 78,639,694.60
  5. Step 5: Solve for x
    x = 78,639,694.60/13,301.24
  6. Step 6: Final answer
    x = 5,912.21

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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.