Home / 36,679.39-50,617.97-20,763.49

Finding the Fourth Proportional to 36,679.39, 50,617.97 and 20,763.49

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Solution

The fourth proportional to 36,679.39, 50,617.97 and 20,763.49 is: 28,653.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,679.39 : 50,617.97 = 20,763.49 : x
  2. Step 2: Convert to fraction form
    36,679.39/50,617.97 = 20,763.49/x
  3. Step 3: Cross multiply
    36,679.39x = 50,617.97 × 20,763.49
  4. Step 4: Simplify right side
    36,679.39x = 1,051,005,610.10
  5. Step 5: Solve for x
    x = 1,051,005,610.10/36,679.39
  6. Step 6: Final answer
    x = 28,653.85

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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.