Home / 18,529.62-27,774.49-8,004.59

Finding the Fourth Proportional to 18,529.62, 27,774.49 and 8,004.59

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Solution

The fourth proportional to 18,529.62, 27,774.49 and 8,004.59 is: 11,998.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,529.62 : 27,774.49 = 8,004.59 : x
  2. Step 2: Convert to fraction form
    18,529.62/27,774.49 = 8,004.59/x
  3. Step 3: Cross multiply
    18,529.62x = 27,774.49 × 8,004.59
  4. Step 4: Simplify right side
    18,529.62x = 222,323,404.91
  5. Step 5: Solve for x
    x = 222,323,404.91/18,529.62
  6. Step 6: Final answer
    x = 11,998.27

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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.