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Finding the Third Proportional to 11,786.63 and 25,651.13

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Solution

The third proportional to 11,786.63 and 25,651.13 is: 55,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786.63 : 25,651.13 = 25,651.13 : x
  2. Step 2: Convert to fraction form
    11,786.63/25,651.13 = 25,651.13/x
  3. Step 3: Cross multiply
    11,786.63x = 25,651.13 × 25,651.13
  4. Step 4: Simplify right side
    11,786.63x = 657,980,213.77
  5. Step 5: Solve for x
    x = 657,980,213.77/11,786.63
  6. Step 6: Final answer
    x = 55,824.31

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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.