Home / 23,182.68-34,717.31-20,936.28

Finding the Fourth Proportional to 23,182.68, 34,717.31 and 20,936.28

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Solution

The fourth proportional to 23,182.68, 34,717.31 and 20,936.28 is: 31,353.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,182.68 : 34,717.31 = 20,936.28 : x
  2. Step 2: Convert to fraction form
    23,182.68/34,717.31 = 20,936.28/x
  3. Step 3: Cross multiply
    23,182.68x = 34,717.31 × 20,936.28
  4. Step 4: Simplify right side
    23,182.68x = 726,851,218.33
  5. Step 5: Solve for x
    x = 726,851,218.33/23,182.68
  6. Step 6: Final answer
    x = 31,353.20

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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.