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Finding the Third Proportional to 9,495 and 20,777

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Solution

The third proportional to 9,495 and 20,777 is: 45,464.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,495 : 20,777 = 20,777 : x
  2. Step 2: Convert to fraction form
    9,495/20,777 = 20,777/x
  3. Step 3: Cross multiply
    9,495x = 20,777 × 20,777
  4. Step 4: Simplify right side
    9,495x = 431,683,729
  5. Step 5: Solve for x
    x = 431,683,729/9,495
  6. Step 6: Final answer
    x = 45,464.32

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.