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Finding the Third Proportional to 18,205 and 28,865

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Solution

The third proportional to 18,205 and 28,865 is: 45,767.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,205 : 28,865 = 28,865 : x
  2. Step 2: Convert to fraction form
    18,205/28,865 = 28,865/x
  3. Step 3: Cross multiply
    18,205x = 28,865 × 28,865
  4. Step 4: Simplify right side
    18,205x = 833,188,225
  5. Step 5: Solve for x
    x = 833,188,225/18,205
  6. Step 6: Final answer
    x = 45,767.00

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.