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Finding the Third Proportional to 18,528 and 26,800

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Solution

The third proportional to 18,528 and 26,800 is: 38,765.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528 : 26,800 = 26,800 : x
  2. Step 2: Convert to fraction form
    18,528/26,800 = 26,800/x
  3. Step 3: Cross multiply
    18,528x = 26,800 × 26,800
  4. Step 4: Simplify right side
    18,528x = 718,240,000
  5. Step 5: Solve for x
    x = 718,240,000/18,528
  6. Step 6: Final answer
    x = 38,765.11

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.