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Finding the Third Proportional to 15,843 and 25,084.50

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Solution

The third proportional to 15,843 and 25,084.50 is: 39,716.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,843 : 25,084.50 = 25,084.50 : x
  2. Step 2: Convert to fraction form
    15,843/25,084.50 = 25,084.50/x
  3. Step 3: Cross multiply
    15,843x = 25,084.50 × 25,084.50
  4. Step 4: Simplify right side
    15,843x = 629,232,140.25
  5. Step 5: Solve for x
    x = 629,232,140.25/15,843
  6. Step 6: Final answer
    x = 39,716.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.