Home / 36,716.15-50,670.79-20,800.73

Finding the Fourth Proportional to 36,716.15, 50,670.79 and 20,800.73

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Solution

The fourth proportional to 36,716.15, 50,670.79 and 20,800.73 is: 28,706.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,716.15 : 50,670.79 = 20,800.73 : x
  2. Step 2: Convert to fraction form
    36,716.15/50,670.79 = 20,800.73/x
  3. Step 3: Cross multiply
    36,716.15x = 50,670.79 × 20,800.73
  4. Step 4: Simplify right side
    36,716.15x = 1,053,989,421.68
  5. Step 5: Solve for x
    x = 1,053,989,421.68/36,716.15
  6. Step 6: Final answer
    x = 28,706.43

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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.