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Finding the Third Proportional to 4,939.31 and 11,053.13

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Solution

The third proportional to 4,939.31 and 11,053.13 is: 24,734.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.31 : 11,053.13 = 11,053.13 : x
  2. Step 2: Convert to fraction form
    4,939.31/11,053.13 = 11,053.13/x
  3. Step 3: Cross multiply
    4,939.31x = 11,053.13 × 11,053.13
  4. Step 4: Simplify right side
    4,939.31x = 122,171,572.27
  5. Step 5: Solve for x
    x = 122,171,572.27/4,939.31
  6. Step 6: Final answer
    x = 24,734.53

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Why These Related Problems?

These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.