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Finding the Third Proportional to 7,030 and 11,193

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Solution

The third proportional to 7,030 and 11,193 is: 17,821.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030 : 11,193 = 11,193 : x
  2. Step 2: Convert to fraction form
    7,030/11,193 = 11,193/x
  3. Step 3: Cross multiply
    7,030x = 11,193 × 11,193
  4. Step 4: Simplify right side
    7,030x = 125,283,249
  5. Step 5: Solve for x
    x = 125,283,249/7,030
  6. Step 6: Final answer
    x = 17,821.23

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.