Home / 36,450.82-50,301.57-20,536.78

Finding the Fourth Proportional to 36,450.82, 50,301.57 and 20,536.78

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Solution

The fourth proportional to 36,450.82, 50,301.57 and 20,536.78 is: 28,340.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,450.82 : 50,301.57 = 20,536.78 : x
  2. Step 2: Convert to fraction form
    36,450.82/50,301.57 = 20,536.78/x
  3. Step 3: Cross multiply
    36,450.82x = 50,301.57 × 20,536.78
  4. Step 4: Simplify right side
    36,450.82x = 1,033,032,276.74
  5. Step 5: Solve for x
    x = 1,033,032,276.74/36,450.82
  6. Step 6: Final answer
    x = 28,340.44

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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.