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Finding the Third Proportional to 11,128.92 and 22,669.45

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Solution

The third proportional to 11,128.92 and 22,669.45 is: 46,177.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,128.92 : 22,669.45 = 22,669.45 : x
  2. Step 2: Convert to fraction form
    11,128.92/22,669.45 = 22,669.45/x
  3. Step 3: Cross multiply
    11,128.92x = 22,669.45 × 22,669.45
  4. Step 4: Simplify right side
    11,128.92x = 513,904,104.99
  5. Step 5: Solve for x
    x = 513,904,104.99/11,128.92
  6. Step 6: Final answer
    x = 46,177.35

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.