Home / 18,529.86-27,782.94-8,006.73

Finding the Fourth Proportional to 18,529.86, 27,782.94 and 8,006.73

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Solution

The fourth proportional to 18,529.86, 27,782.94 and 8,006.73 is: 12,004.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,529.86 : 27,782.94 = 8,006.73 : x
  2. Step 2: Convert to fraction form
    18,529.86/27,782.94 = 8,006.73/x
  3. Step 3: Cross multiply
    18,529.86x = 27,782.94 × 8,006.73
  4. Step 4: Simplify right side
    18,529.86x = 222,450,499.19
  5. Step 5: Solve for x
    x = 222,450,499.19/18,529.86
  6. Step 6: Final answer
    x = 12,004.97

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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.