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Finding the Third Proportional to 22,028 and 47,643

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Solution

The third proportional to 22,028 and 47,643 is: 103,044.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,028 : 47,643 = 47,643 : x
  2. Step 2: Convert to fraction form
    22,028/47,643 = 47,643/x
  3. Step 3: Cross multiply
    22,028x = 47,643 × 47,643
  4. Step 4: Simplify right side
    22,028x = 2,269,855,449
  5. Step 5: Solve for x
    x = 2,269,855,449/22,028
  6. Step 6: Final answer
    x = 103,044.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.