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Finding the Third Proportional to 13,776.75 and 25,822.13

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Solution

The third proportional to 13,776.75 and 25,822.13 is: 48,399.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,776.75 : 25,822.13 = 25,822.13 : x
  2. Step 2: Convert to fraction form
    13,776.75/25,822.13 = 25,822.13/x
  3. Step 3: Cross multiply
    13,776.75x = 25,822.13 × 25,822.13
  4. Step 4: Simplify right side
    13,776.75x = 666,782,139.52
  5. Step 5: Solve for x
    x = 666,782,139.52/13,776.75
  6. Step 6: Final answer
    x = 48,399.09

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Why These Related Problems?

These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.