Home / 13,982.92-19,296.42-7,695.29

Finding the Fourth Proportional to 13,982.92, 19,296.42 and 7,695.29

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Solution

The fourth proportional to 13,982.92, 19,296.42 and 7,695.29 is: 10,619.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.92 : 19,296.42 = 7,695.29 : x
  2. Step 2: Convert to fraction form
    13,982.92/19,296.42 = 7,695.29/x
  3. Step 3: Cross multiply
    13,982.92x = 19,296.42 × 7,695.29
  4. Step 4: Simplify right side
    13,982.92x = 148,491,567.25
  5. Step 5: Solve for x
    x = 148,491,567.25/13,982.92
  6. Step 6: Final answer
    x = 10,619.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.