Home / 22,940.16-34,371.36-18,274.56

Finding the Fourth Proportional to 22,940.16, 34,371.36 and 18,274.56

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Solution

The fourth proportional to 22,940.16, 34,371.36 and 18,274.56 is: 27,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,940.16 : 34,371.36 = 18,274.56 : x
  2. Step 2: Convert to fraction form
    22,940.16/34,371.36 = 18,274.56/x
  3. Step 3: Cross multiply
    22,940.16x = 34,371.36 × 18,274.56
  4. Step 4: Simplify right side
    22,940.16x = 628,121,480.60
  5. Step 5: Solve for x
    x = 628,121,480.60/22,940.16
  6. Step 6: Final answer
    x = 27,380.87

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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.