Home / 23,857.65-35,739.56-11,997.09

Finding the Fourth Proportional to 23,857.65, 35,739.56 and 11,997.09

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Solution

The fourth proportional to 23,857.65, 35,739.56 and 11,997.09 is: 17,972.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,857.65 : 35,739.56 = 11,997.09 : x
  2. Step 2: Convert to fraction form
    23,857.65/35,739.56 = 11,997.09/x
  3. Step 3: Cross multiply
    23,857.65x = 35,739.56 × 11,997.09
  4. Step 4: Simplify right side
    23,857.65x = 428,770,657.89
  5. Step 5: Solve for x
    x = 428,770,657.89/23,857.65
  6. Step 6: Final answer
    x = 17,972.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.