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Finding the Third Proportional to 25,950 and 39,153

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Solution

The third proportional to 25,950 and 39,153 is: 59,073.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,950 : 39,153 = 39,153 : x
  2. Step 2: Convert to fraction form
    25,950/39,153 = 39,153/x
  3. Step 3: Cross multiply
    25,950x = 39,153 × 39,153
  4. Step 4: Simplify right side
    25,950x = 1,532,957,409
  5. Step 5: Solve for x
    x = 1,532,957,409/25,950
  6. Step 6: Final answer
    x = 59,073.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.