Home / 36,843.28-50,842.38-21,736.60

Finding the Fourth Proportional to 36,843.28, 50,842.38 and 21,736.60

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Solution

The fourth proportional to 36,843.28, 50,842.38 and 21,736.60 is: 29,995.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,843.28 : 50,842.38 = 21,736.60 : x
  2. Step 2: Convert to fraction form
    36,843.28/50,842.38 = 21,736.60/x
  3. Step 3: Cross multiply
    36,843.28x = 50,842.38 × 21,736.60
  4. Step 4: Simplify right side
    36,843.28x = 1,105,140,477.11
  5. Step 5: Solve for x
    x = 1,105,140,477.11/36,843.28
  6. Step 6: Final answer
    x = 29,995.71

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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.