Home / 54,944.57-82,361.30-21,651.68

Finding the Fourth Proportional to 54,944.57, 82,361.30 and 21,651.68

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Solution

The fourth proportional to 54,944.57, 82,361.30 and 21,651.68 is: 32,455.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,944.57 : 82,361.30 = 21,651.68 : x
  2. Step 2: Convert to fraction form
    54,944.57/82,361.30 = 21,651.68/x
  3. Step 3: Cross multiply
    54,944.57x = 82,361.30 × 21,651.68
  4. Step 4: Simplify right side
    54,944.57x = 1,783,259,991.92
  5. Step 5: Solve for x
    x = 1,783,259,991.92/54,944.57
  6. Step 6: Final answer
    x = 32,455.62

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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.