Home / 22,165.54-30,593.41-13,217.97

Finding the Fourth Proportional to 22,165.54, 30,593.41 and 13,217.97

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Solution

The fourth proportional to 22,165.54, 30,593.41 and 13,217.97 is: 18,243.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,165.54 : 30,593.41 = 13,217.97 : x
  2. Step 2: Convert to fraction form
    22,165.54/30,593.41 = 13,217.97/x
  3. Step 3: Cross multiply
    22,165.54x = 30,593.41 × 13,217.97
  4. Step 4: Simplify right side
    22,165.54x = 404,382,775.58
  5. Step 5: Solve for x
    x = 404,382,775.58/22,165.54
  6. Step 6: Final answer
    x = 18,243.76

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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.