Home / 17,145.97-25,677.42-11,866.18

Finding the Fourth Proportional to 17,145.97, 25,677.42 and 11,866.18

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Solution

The fourth proportional to 17,145.97, 25,677.42 and 11,866.18 is: 17,770.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,145.97 : 25,677.42 = 11,866.18 : x
  2. Step 2: Convert to fraction form
    17,145.97/25,677.42 = 11,866.18/x
  3. Step 3: Cross multiply
    17,145.97x = 25,677.42 × 11,866.18
  4. Step 4: Simplify right side
    17,145.97x = 304,692,887.66
  5. Step 5: Solve for x
    x = 304,692,887.66/17,145.97
  6. Step 6: Final answer
    x = 17,770.52

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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.