Home / 17,189.49-25,761.15-7,326.12

Finding the Fourth Proportional to 17,189.49, 25,761.15 and 7,326.12

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Solution

The fourth proportional to 17,189.49, 25,761.15 and 7,326.12 is: 10,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189.49 : 25,761.15 = 7,326.12 : x
  2. Step 2: Convert to fraction form
    17,189.49/25,761.15 = 7,326.12/x
  3. Step 3: Cross multiply
    17,189.49x = 25,761.15 × 7,326.12
  4. Step 4: Simplify right side
    17,189.49x = 188,729,276.24
  5. Step 5: Solve for x
    x = 188,729,276.24/17,189.49
  6. Step 6: Final answer
    x = 10,979.34

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1.5x scale

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.