Home / 36,679.20-50,616.36-19,911.84

Finding the Fourth Proportional to 36,679.20, 50,616.36 and 19,911.84

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Solution

The fourth proportional to 36,679.20, 50,616.36 and 19,911.84 is: 27,477.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,679.20 : 50,616.36 = 19,911.84 : x
  2. Step 2: Convert to fraction form
    36,679.20/50,616.36 = 19,911.84/x
  3. Step 3: Cross multiply
    36,679.20x = 50,616.36 × 19,911.84
  4. Step 4: Simplify right side
    36,679.20x = 1,007,864,861.70
  5. Step 5: Solve for x
    x = 1,007,864,861.70/36,679.20
  6. Step 6: Final answer
    x = 27,477.83

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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.