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Finding the Fourth Proportional to 22,150.58, 33,231.49 and 7,359.58

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Solution

The fourth proportional to 22,150.58, 33,231.49 and 7,359.58 is: 11,041.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,150.58 : 33,231.49 = 7,359.58 : x
  2. Step 2: Convert to fraction form
    22,150.58/33,231.49 = 7,359.58/x
  3. Step 3: Cross multiply
    22,150.58x = 33,231.49 × 7,359.58
  4. Step 4: Simplify right side
    22,150.58x = 244,569,707.70
  5. Step 5: Solve for x
    x = 244,569,707.70/22,150.58
  6. Step 6: Final answer
    x = 11,041.23

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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.