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Finding the Third Proportional to 9,453 and 20,545

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Solution

The third proportional to 9,453 and 20,545 is: 44,652.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453 : 20,545 = 20,545 : x
  2. Step 2: Convert to fraction form
    9,453/20,545 = 20,545/x
  3. Step 3: Cross multiply
    9,453x = 20,545 × 20,545
  4. Step 4: Simplify right side
    9,453x = 422,097,025
  5. Step 5: Solve for x
    x = 422,097,025/9,453
  6. Step 6: Final answer
    x = 44,652.18

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.