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Finding the Fourth Proportional to 22,069.92, 33,094.45 and 8,020.03

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Solution

The fourth proportional to 22,069.92, 33,094.45 and 8,020.03 is: 12,026.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,069.92 : 33,094.45 = 8,020.03 : x
  2. Step 2: Convert to fraction form
    22,069.92/33,094.45 = 8,020.03/x
  3. Step 3: Cross multiply
    22,069.92x = 33,094.45 × 8,020.03
  4. Step 4: Simplify right side
    22,069.92x = 265,418,481.83
  5. Step 5: Solve for x
    x = 265,418,481.83/22,069.92
  6. Step 6: Final answer
    x = 12,026.25

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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.