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Finding the Fourth Proportional to 22,259, 33,388.50 and 6,676.62

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Solution

The fourth proportional to 22,259, 33,388.50 and 6,676.62 is: 10,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,259 : 33,388.50 = 6,676.62 : x
  2. Step 2: Convert to fraction form
    22,259/33,388.50 = 6,676.62/x
  3. Step 3: Cross multiply
    22,259x = 33,388.50 × 6,676.62
  4. Step 4: Simplify right side
    22,259x = 222,922,326.87
  5. Step 5: Solve for x
    x = 222,922,326.87/22,259
  6. Step 6: Final answer
    x = 10,014.93

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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.