Home / 18,601.62-27,896.96-5,450.88

Finding the Fourth Proportional to 18,601.62, 27,896.96 and 5,450.88

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Solution

The fourth proportional to 18,601.62, 27,896.96 and 5,450.88 is: 8,174.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,601.62 : 27,896.96 = 5,450.88 : x
  2. Step 2: Convert to fraction form
    18,601.62/27,896.96 = 5,450.88/x
  3. Step 3: Cross multiply
    18,601.62x = 27,896.96 × 5,450.88
  4. Step 4: Simplify right side
    18,601.62x = 152,062,981.32
  5. Step 5: Solve for x
    x = 152,062,981.32/18,601.62
  6. Step 6: Final answer
    x = 8,174.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.