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Finding the Third Proportional to 19,413 and 22,329

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Solution

The third proportional to 19,413 and 22,329 is: 25,683.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,413 : 22,329 = 22,329 : x
  2. Step 2: Convert to fraction form
    19,413/22,329 = 22,329/x
  3. Step 3: Cross multiply
    19,413x = 22,329 × 22,329
  4. Step 4: Simplify right side
    19,413x = 498,584,241
  5. Step 5: Solve for x
    x = 498,584,241/19,413
  6. Step 6: Final answer
    x = 25,683.01

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.