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Finding the Third Proportional to 20,913 and 44,013

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Solution

The third proportional to 20,913 and 44,013 is: 92,628.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,913 : 44,013 = 44,013 : x
  2. Step 2: Convert to fraction form
    20,913/44,013 = 44,013/x
  3. Step 3: Cross multiply
    20,913x = 44,013 × 44,013
  4. Step 4: Simplify right side
    20,913x = 1,937,144,169
  5. Step 5: Solve for x
    x = 1,937,144,169/20,913
  6. Step 6: Final answer
    x = 92,628.71

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.