Home / 22,711.20-34,076.25-10,222.62

Finding the Fourth Proportional to 22,711.20, 34,076.25 and 10,222.62

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Solution

The fourth proportional to 22,711.20, 34,076.25 and 10,222.62 is: 15,338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,711.20 : 34,076.25 = 10,222.62 : x
  2. Step 2: Convert to fraction form
    22,711.20/34,076.25 = 10,222.62/x
  3. Step 3: Cross multiply
    22,711.20x = 34,076.25 × 10,222.62
  4. Step 4: Simplify right side
    22,711.20x = 348,348,554.78
  5. Step 5: Solve for x
    x = 348,348,554.78/22,711.20
  6. Step 6: Final answer
    x = 15,338.18

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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.