Home / 18,623.91-27,942.08-7,524.62

Finding the Fourth Proportional to 18,623.91, 27,942.08 and 7,524.62

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Solution

The fourth proportional to 18,623.91, 27,942.08 and 7,524.62 is: 11,289.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.91 : 27,942.08 = 7,524.62 : x
  2. Step 2: Convert to fraction form
    18,623.91/27,942.08 = 7,524.62/x
  3. Step 3: Cross multiply
    18,623.91x = 27,942.08 × 7,524.62
  4. Step 4: Simplify right side
    18,623.91x = 210,253,356.68
  5. Step 5: Solve for x
    x = 210,253,356.68/18,623.91
  6. Step 6: Final answer
    x = 11,289.43

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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.