Home / 36,940.08-50,976.60-20,173.20

Finding the Fourth Proportional to 36,940.08, 50,976.60 and 20,173.20

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Solution

The fourth proportional to 36,940.08, 50,976.60 and 20,173.20 is: 27,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,940.08 : 50,976.60 = 20,173.20 : x
  2. Step 2: Convert to fraction form
    36,940.08/50,976.60 = 20,173.20/x
  3. Step 3: Cross multiply
    36,940.08x = 50,976.60 × 20,173.20
  4. Step 4: Simplify right side
    36,940.08x = 1,028,361,147.12
  5. Step 5: Solve for x
    x = 1,028,361,147.12/36,940.08
  6. Step 6: Final answer
    x = 27,838.63

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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.