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Finding the Third Proportional to 20,047.13 and 28,027.13

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Solution

The third proportional to 20,047.13 and 28,027.13 is: 39,183.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,047.13 : 28,027.13 = 28,027.13 : x
  2. Step 2: Convert to fraction form
    20,047.13/28,027.13 = 28,027.13/x
  3. Step 3: Cross multiply
    20,047.13x = 28,027.13 × 28,027.13
  4. Step 4: Simplify right side
    20,047.13x = 785,519,735.77
  5. Step 5: Solve for x
    x = 785,519,735.77/20,047.13
  6. Step 6: Final answer
    x = 39,183.66

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.