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Finding the Third Proportional to 11,687.06 and 25,710.19

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Solution

The third proportional to 11,687.06 and 25,710.19 is: 56,559.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,687.06 : 25,710.19 = 25,710.19 : x
  2. Step 2: Convert to fraction form
    11,687.06/25,710.19 = 25,710.19/x
  3. Step 3: Cross multiply
    11,687.06x = 25,710.19 × 25,710.19
  4. Step 4: Simplify right side
    11,687.06x = 661,013,741.29
  5. Step 5: Solve for x
    x = 661,013,741.29/11,687.06
  6. Step 6: Final answer
    x = 56,559.44

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.