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Finding the Third Proportional to 10,263.25 and 22,129

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Solution

The third proportional to 10,263.25 and 22,129 is: 47,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.25 : 22,129 = 22,129 : x
  2. Step 2: Convert to fraction form
    10,263.25/22,129 = 22,129/x
  3. Step 3: Cross multiply
    10,263.25x = 22,129 × 22,129
  4. Step 4: Simplify right side
    10,263.25x = 489,692,641
  5. Step 5: Solve for x
    x = 489,692,641/10,263.25
  6. Step 6: Final answer
    x = 47,713.21

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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.