Home / 18,186.33-27,221.45-17,497.29

Finding the Fourth Proportional to 18,186.33, 27,221.45 and 17,497.29

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Solution

The fourth proportional to 18,186.33, 27,221.45 and 17,497.29 is: 26,190.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186.33 : 27,221.45 = 17,497.29 : x
  2. Step 2: Convert to fraction form
    18,186.33/27,221.45 = 17,497.29/x
  3. Step 3: Cross multiply
    18,186.33x = 27,221.45 × 17,497.29
  4. Step 4: Simplify right side
    18,186.33x = 476,301,517.38
  5. Step 5: Solve for x
    x = 476,301,517.38/18,186.33
  6. Step 6: Final answer
    x = 26,190.08

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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.