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Finding the Third Proportional to 22,005 and 46,620

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Solution

The third proportional to 22,005 and 46,620 is: 98,769.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,005 : 46,620 = 46,620 : x
  2. Step 2: Convert to fraction form
    22,005/46,620 = 46,620/x
  3. Step 3: Cross multiply
    22,005x = 46,620 × 46,620
  4. Step 4: Simplify right side
    22,005x = 2,173,424,400
  5. Step 5: Solve for x
    x = 2,173,424,400/22,005
  6. Step 6: Final answer
    x = 98,769.57

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.