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Finding the Third Proportional to 11,135.81 and 26,613.56

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Solution

The third proportional to 11,135.81 and 26,613.56 is: 63,603.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.81 : 26,613.56 = 26,613.56 : x
  2. Step 2: Convert to fraction form
    11,135.81/26,613.56 = 26,613.56/x
  3. Step 3: Cross multiply
    11,135.81x = 26,613.56 × 26,613.56
  4. Step 4: Simplify right side
    11,135.81x = 708,281,708.94
  5. Step 5: Solve for x
    x = 708,281,708.94/11,135.81
  6. Step 6: Final answer
    x = 63,603.95

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.