Home / 36,939.62-50,975.97-21,023.75

Finding the Fourth Proportional to 36,939.62, 50,975.97 and 21,023.75

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Solution

The fourth proportional to 36,939.62, 50,975.97 and 21,023.75 is: 29,012.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,939.62 : 50,975.97 = 21,023.75 : x
  2. Step 2: Convert to fraction form
    36,939.62/50,975.97 = 21,023.75/x
  3. Step 3: Cross multiply
    36,939.62x = 50,975.97 × 21,023.75
  4. Step 4: Simplify right side
    36,939.62x = 1,071,706,049.29
  5. Step 5: Solve for x
    x = 1,071,706,049.29/36,939.62
  6. Step 6: Final answer
    x = 29,012.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.