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Finding the Third Proportional to 6,685.88 and 10,352.81

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Solution

The third proportional to 6,685.88 and 10,352.81 is: 16,030.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,685.88 : 10,352.81 = 10,352.81 : x
  2. Step 2: Convert to fraction form
    6,685.88/10,352.81 = 10,352.81/x
  3. Step 3: Cross multiply
    6,685.88x = 10,352.81 × 10,352.81
  4. Step 4: Simplify right side
    6,685.88x = 107,180,726.66
  5. Step 5: Solve for x
    x = 107,180,726.66/6,685.88
  6. Step 6: Final answer
    x = 16,030.92

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.