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Finding the Third Proportional to 28,948 and 43,398

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Solution

The third proportional to 28,948 and 43,398 is: 65,061.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,948 : 43,398 = 43,398 : x
  2. Step 2: Convert to fraction form
    28,948/43,398 = 43,398/x
  3. Step 3: Cross multiply
    28,948x = 43,398 × 43,398
  4. Step 4: Simplify right side
    28,948x = 1,883,386,404
  5. Step 5: Solve for x
    x = 1,883,386,404/28,948
  6. Step 6: Final answer
    x = 65,061.02

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.