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Finding the Third Proportional to 14,362 and 20,685.25

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Solution

The third proportional to 14,362 and 20,685.25 is: 29,792.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,362 : 20,685.25 = 20,685.25 : x
  2. Step 2: Convert to fraction form
    14,362/20,685.25 = 20,685.25/x
  3. Step 3: Cross multiply
    14,362x = 20,685.25 × 20,685.25
  4. Step 4: Simplify right side
    14,362x = 427,879,567.56
  5. Step 5: Solve for x
    x = 427,879,567.56/14,362
  6. Step 6: Final answer
    x = 29,792.48

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.