Home / 13,982.82-19,296.25-7,695.19

Finding the Fourth Proportional to 13,982.82, 19,296.25 and 7,695.19

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Solution

The fourth proportional to 13,982.82, 19,296.25 and 7,695.19 is: 10,619.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.82 : 19,296.25 = 7,695.19 : x
  2. Step 2: Convert to fraction form
    13,982.82/19,296.25 = 7,695.19/x
  3. Step 3: Cross multiply
    13,982.82x = 19,296.25 × 7,695.19
  4. Step 4: Simplify right side
    13,982.82x = 148,488,310.04
  5. Step 5: Solve for x
    x = 148,488,310.04/13,982.82
  6. Step 6: Final answer
    x = 10,619.34

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1.5x scale

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.