Home / 22,146.20-33,220.65-7,356.41

Finding the Fourth Proportional to 22,146.20, 33,220.65 and 7,356.41

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Solution

The fourth proportional to 22,146.20, 33,220.65 and 7,356.41 is: 11,035.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146.20 : 33,220.65 = 7,356.41 : x
  2. Step 2: Convert to fraction form
    22,146.20/33,220.65 = 7,356.41/x
  3. Step 3: Cross multiply
    22,146.20x = 33,220.65 × 7,356.41
  4. Step 4: Simplify right side
    22,146.20x = 244,384,721.87
  5. Step 5: Solve for x
    x = 244,384,721.87/22,146.20
  6. Step 6: Final answer
    x = 11,035.06

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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.