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Finding the Third Proportional to 21,954.75 and 51,809.75

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Solution

The third proportional to 21,954.75 and 51,809.75 is: 122,262.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,954.75 : 51,809.75 = 51,809.75 : x
  2. Step 2: Convert to fraction form
    21,954.75/51,809.75 = 51,809.75/x
  3. Step 3: Cross multiply
    21,954.75x = 51,809.75 × 51,809.75
  4. Step 4: Simplify right side
    21,954.75x = 2,684,250,195.06
  5. Step 5: Solve for x
    x = 2,684,250,195.06/21,954.75
  6. Step 6: Final answer
    x = 122,262.84

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.