Home / 18,628.43-27,944.55-5,973.75

Finding the Fourth Proportional to 18,628.43, 27,944.55 and 5,973.75

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Solution

The fourth proportional to 18,628.43, 27,944.55 and 5,973.75 is: 8,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,628.43 : 27,944.55 = 5,973.75 : x
  2. Step 2: Convert to fraction form
    18,628.43/27,944.55 = 5,973.75/x
  3. Step 3: Cross multiply
    18,628.43x = 27,944.55 × 5,973.75
  4. Step 4: Simplify right side
    18,628.43x = 166,933,755.56
  5. Step 5: Solve for x
    x = 166,933,755.56/18,628.43
  6. Step 6: Final answer
    x = 8,961.24

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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.