Home / 43,231.81-64,791.21-22,153.99

Finding the Fourth Proportional to 43,231.81, 64,791.21 and 22,153.99

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Solution

The fourth proportional to 43,231.81, 64,791.21 and 22,153.99 is: 33,202.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,231.81 : 64,791.21 = 22,153.99 : x
  2. Step 2: Convert to fraction form
    43,231.81/64,791.21 = 22,153.99/x
  3. Step 3: Cross multiply
    43,231.81x = 64,791.21 × 22,153.99
  4. Step 4: Simplify right side
    43,231.81x = 1,435,383,818.43
  5. Step 5: Solve for x
    x = 1,435,383,818.43/43,231.81
  6. Step 6: Final answer
    x = 33,202.03

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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.