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Finding the Third Proportional to 4,791.94 and 10,427.63

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Solution

The third proportional to 4,791.94 and 10,427.63 is: 22,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.94 : 10,427.63 = 10,427.63 : x
  2. Step 2: Convert to fraction form
    4,791.94/10,427.63 = 10,427.63/x
  3. Step 3: Cross multiply
    4,791.94x = 10,427.63 × 10,427.63
  4. Step 4: Simplify right side
    4,791.94x = 108,735,363.14
  5. Step 5: Solve for x
    x = 108,735,363.14/4,791.94
  6. Step 6: Final answer
    x = 22,691.31

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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.