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Finding the Third Proportional to 9,777 and 19,065

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Solution

The third proportional to 9,777 and 19,065 is: 37,176.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,777 : 19,065 = 19,065 : x
  2. Step 2: Convert to fraction form
    9,777/19,065 = 19,065/x
  3. Step 3: Cross multiply
    9,777x = 19,065 × 19,065
  4. Step 4: Simplify right side
    9,777x = 363,474,225
  5. Step 5: Solve for x
    x = 363,474,225/9,777
  6. Step 6: Final answer
    x = 37,176.46

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.