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Finding the Third Proportional to 4,355.38 and 9,544.75

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Solution

The third proportional to 4,355.38 and 9,544.75 is: 20,917.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.38 : 9,544.75 = 9,544.75 : x
  2. Step 2: Convert to fraction form
    4,355.38/9,544.75 = 9,544.75/x
  3. Step 3: Cross multiply
    4,355.38x = 9,544.75 × 9,544.75
  4. Step 4: Simplify right side
    4,355.38x = 91,102,252.56
  5. Step 5: Solve for x
    x = 91,102,252.56/4,355.38
  6. Step 6: Final answer
    x = 20,917.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.