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Finding the Fourth Proportional to 22,028.40, 33,046.05 and 7,233.95

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Solution

The fourth proportional to 22,028.40, 33,046.05 and 7,233.95 is: 10,852.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028.40 : 33,046.05 = 7,233.95 : x
  2. Step 2: Convert to fraction form
    22,028.40/33,046.05 = 7,233.95/x
  3. Step 3: Cross multiply
    22,028.40x = 33,046.05 × 7,233.95
  4. Step 4: Simplify right side
    22,028.40x = 239,053,583.14
  5. Step 5: Solve for x
    x = 239,053,583.14/22,028.40
  6. Step 6: Final answer
    x = 10,852.06

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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.