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Finding the Third Proportional to 9,402.75 and 20,622.94

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Solution

The third proportional to 9,402.75 and 20,622.94 is: 45,232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,402.75 : 20,622.94 = 20,622.94 : x
  2. Step 2: Convert to fraction form
    9,402.75/20,622.94 = 20,622.94/x
  3. Step 3: Cross multiply
    9,402.75x = 20,622.94 × 20,622.94
  4. Step 4: Simplify right side
    9,402.75x = 425,305,551.13
  5. Step 5: Solve for x
    x = 425,305,551.13/9,402.75
  6. Step 6: Final answer
    x = 45,232.04

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.