Home / 39,361.56-58,991.94-21,591.96

Finding the Fourth Proportional to 39,361.56, 58,991.94 and 21,591.96

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Solution

The fourth proportional to 39,361.56, 58,991.94 and 21,591.96 is: 32,360.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,361.56 : 58,991.94 = 21,591.96 : x
  2. Step 2: Convert to fraction form
    39,361.56/58,991.94 = 21,591.96/x
  3. Step 3: Cross multiply
    39,361.56x = 58,991.94 × 21,591.96
  4. Step 4: Simplify right side
    39,361.56x = 1,273,751,608.80
  5. Step 5: Solve for x
    x = 1,273,751,608.80/39,361.56
  6. Step 6: Final answer
    x = 32,360.29

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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.