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Finding the Third Proportional to 8,208.84 and 12,263.91

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Solution

The third proportional to 8,208.84 and 12,263.91 is: 18,322.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208.84 : 12,263.91 = 12,263.91 : x
  2. Step 2: Convert to fraction form
    8,208.84/12,263.91 = 12,263.91/x
  3. Step 3: Cross multiply
    8,208.84x = 12,263.91 × 12,263.91
  4. Step 4: Simplify right side
    8,208.84x = 150,403,396.51
  5. Step 5: Solve for x
    x = 150,403,396.51/8,208.84
  6. Step 6: Final answer
    x = 18,322.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.