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Finding the Third Proportional to 21,135 and 44,627

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Solution

The third proportional to 21,135 and 44,627 is: 94,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,135 : 44,627 = 44,627 : x
  2. Step 2: Convert to fraction form
    21,135/44,627 = 44,627/x
  3. Step 3: Cross multiply
    21,135x = 44,627 × 44,627
  4. Step 4: Simplify right side
    21,135x = 1,991,569,129
  5. Step 5: Solve for x
    x = 1,991,569,129/21,135
  6. Step 6: Final answer
    x = 94,230.86

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.