Home / 18,422.33-27,608.78-17,241.35

Finding the Fourth Proportional to 18,422.33, 27,608.78 and 17,241.35

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Solution

The fourth proportional to 18,422.33, 27,608.78 and 17,241.35 is: 25,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,422.33 : 27,608.78 = 17,241.35 : x
  2. Step 2: Convert to fraction form
    18,422.33/27,608.78 = 17,241.35/x
  3. Step 3: Cross multiply
    18,422.33x = 27,608.78 × 17,241.35
  4. Step 4: Simplify right side
    18,422.33x = 476,012,414.80
  5. Step 5: Solve for x
    x = 476,012,414.80/18,422.33
  6. Step 6: Final answer
    x = 25,838.89

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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.