Home / 36,643.79-50,568.44-20,727.90

Finding the Fourth Proportional to 36,643.79, 50,568.44 and 20,727.90

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Solution

The fourth proportional to 36,643.79, 50,568.44 and 20,727.90 is: 28,604.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,643.79 : 50,568.44 = 20,727.90 : x
  2. Step 2: Convert to fraction form
    36,643.79/50,568.44 = 20,727.90/x
  3. Step 3: Cross multiply
    36,643.79x = 50,568.44 × 20,727.90
  4. Step 4: Simplify right side
    36,643.79x = 1,048,177,463.84
  5. Step 5: Solve for x
    x = 1,048,177,463.84/36,643.79
  6. Step 6: Final answer
    x = 28,604.50

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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.