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Finding the Third Proportional to 9,009 and 14,391.75

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Solution

The third proportional to 9,009 and 14,391.75 is: 22,990.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,009 : 14,391.75 = 14,391.75 : x
  2. Step 2: Convert to fraction form
    9,009/14,391.75 = 14,391.75/x
  3. Step 3: Cross multiply
    9,009x = 14,391.75 × 14,391.75
  4. Step 4: Simplify right side
    9,009x = 207,122,468.06
  5. Step 5: Solve for x
    x = 207,122,468.06/9,009
  6. Step 6: Final answer
    x = 22,990.62

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.