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Finding the Third Proportional to 11,009 and 16,925

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Solution

The third proportional to 11,009 and 16,925 is: 26,020.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009 : 16,925 = 16,925 : x
  2. Step 2: Convert to fraction form
    11,009/16,925 = 16,925/x
  3. Step 3: Cross multiply
    11,009x = 16,925 × 16,925
  4. Step 4: Simplify right side
    11,009x = 286,455,625
  5. Step 5: Solve for x
    x = 286,455,625/11,009
  6. Step 6: Final answer
    x = 26,020.13

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.