Home / 42,321.05-58,429.62-27,239.92

Finding the Fourth Proportional to 42,321.05, 58,429.62 and 27,239.92

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Solution

The fourth proportional to 42,321.05, 58,429.62 and 27,239.92 is: 37,608.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,321.05 : 58,429.62 = 27,239.92 : x
  2. Step 2: Convert to fraction form
    42,321.05/58,429.62 = 27,239.92/x
  3. Step 3: Cross multiply
    42,321.05x = 58,429.62 × 27,239.92
  4. Step 4: Simplify right side
    42,321.05x = 1,591,618,174.43
  5. Step 5: Solve for x
    x = 1,591,618,174.43/42,321.05
  6. Step 6: Final answer
    x = 37,608.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.