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Finding the Third Proportional to 6,545.81 and 12,134.81

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Solution

The third proportional to 6,545.81 and 12,134.81 is: 22,495.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.81 : 12,134.81 = 12,134.81 : x
  2. Step 2: Convert to fraction form
    6,545.81/12,134.81 = 12,134.81/x
  3. Step 3: Cross multiply
    6,545.81x = 12,134.81 × 12,134.81
  4. Step 4: Simplify right side
    6,545.81x = 147,253,674.41
  5. Step 5: Solve for x
    x = 147,253,674.41/6,545.81
  6. Step 6: Final answer
    x = 22,495.86

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Why These Related Problems?

These problems maintain the same ratio (1.85) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.