Home / 36,651.64-50,579.48-20,739.41

Finding the Fourth Proportional to 36,651.64, 50,579.48 and 20,739.41

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Solution

The fourth proportional to 36,651.64, 50,579.48 and 20,739.41 is: 28,620.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,651.64 : 50,579.48 = 20,739.41 : x
  2. Step 2: Convert to fraction form
    36,651.64/50,579.48 = 20,739.41/x
  3. Step 3: Cross multiply
    36,651.64x = 50,579.48 × 20,739.41
  4. Step 4: Simplify right side
    36,651.64x = 1,048,988,469.61
  5. Step 5: Solve for x
    x = 1,048,988,469.61/36,651.64
  6. Step 6: Final answer
    x = 28,620.51

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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.