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Finding the Third Proportional to 4,327 and 9,413.25

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Solution

The third proportional to 4,327 and 9,413.25 is: 20,478.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,327 : 9,413.25 = 9,413.25 : x
  2. Step 2: Convert to fraction form
    4,327/9,413.25 = 9,413.25/x
  3. Step 3: Cross multiply
    4,327x = 9,413.25 × 9,413.25
  4. Step 4: Simplify right side
    4,327x = 88,609,275.56
  5. Step 5: Solve for x
    x = 88,609,275.56/4,327
  6. Step 6: Final answer
    x = 20,478.22

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.