Home / 22,901.47-34,351.92-12,906.97

Finding the Fourth Proportional to 22,901.47, 34,351.92 and 12,906.97

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Solution

The fourth proportional to 22,901.47, 34,351.92 and 12,906.97 is: 19,360.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,901.47 : 34,351.92 = 12,906.97 : x
  2. Step 2: Convert to fraction form
    22,901.47/34,351.92 = 12,906.97/x
  3. Step 3: Cross multiply
    22,901.47x = 34,351.92 × 12,906.97
  4. Step 4: Simplify right side
    22,901.47x = 443,379,200.88
  5. Step 5: Solve for x
    x = 443,379,200.88/22,901.47
  6. Step 6: Final answer
    x = 19,360.29

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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.