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Finding the Third Proportional to 10,318 and 22,028

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Solution

The third proportional to 10,318 and 22,028 is: 47,027.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318 : 22,028 = 22,028 : x
  2. Step 2: Convert to fraction form
    10,318/22,028 = 22,028/x
  3. Step 3: Cross multiply
    10,318x = 22,028 × 22,028
  4. Step 4: Simplify right side
    10,318x = 485,232,784
  5. Step 5: Solve for x
    x = 485,232,784/10,318
  6. Step 6: Final answer
    x = 47,027.79

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.