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Finding the Third Proportional to 19,655.25 and 41,529

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Solution

The third proportional to 19,655.25 and 41,529 is: 87,745.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655.25 : 41,529 = 41,529 : x
  2. Step 2: Convert to fraction form
    19,655.25/41,529 = 41,529/x
  3. Step 3: Cross multiply
    19,655.25x = 41,529 × 41,529
  4. Step 4: Simplify right side
    19,655.25x = 1,724,657,841
  5. Step 5: Solve for x
    x = 1,724,657,841/19,655.25
  6. Step 6: Final answer
    x = 87,745.40

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.