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Finding the Third Proportional to 4,908.38 and 10,905.63

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Solution

The third proportional to 4,908.38 and 10,905.63 is: 24,230.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.38 : 10,905.63 = 10,905.63 : x
  2. Step 2: Convert to fraction form
    4,908.38/10,905.63 = 10,905.63/x
  3. Step 3: Cross multiply
    4,908.38x = 10,905.63 × 10,905.63
  4. Step 4: Simplify right side
    4,908.38x = 118,932,656.64
  5. Step 5: Solve for x
    x = 118,932,656.64/4,908.38
  6. Step 6: Final answer
    x = 24,230.56

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.