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Finding the Third Proportional to 20,324 and 43,888

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Solution

The third proportional to 20,324 and 43,888 is: 94,772.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,324 : 43,888 = 43,888 : x
  2. Step 2: Convert to fraction form
    20,324/43,888 = 43,888/x
  3. Step 3: Cross multiply
    20,324x = 43,888 × 43,888
  4. Step 4: Simplify right side
    20,324x = 1,926,156,544
  5. Step 5: Solve for x
    x = 1,926,156,544/20,324
  6. Step 6: Final answer
    x = 94,772.51

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.