Home / 39,034.31-58,571.96-21,277.69

Finding the Fourth Proportional to 39,034.31, 58,571.96 and 21,277.69

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Solution

The fourth proportional to 39,034.31, 58,571.96 and 21,277.69 is: 31,927.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,034.31 : 58,571.96 = 21,277.69 : x
  2. Step 2: Convert to fraction form
    39,034.31/58,571.96 = 21,277.69/x
  3. Step 3: Cross multiply
    39,034.31x = 58,571.96 × 21,277.69
  4. Step 4: Simplify right side
    39,034.31x = 1,246,275,874.44
  5. Step 5: Solve for x
    x = 1,246,275,874.44/39,034.31
  6. Step 6: Final answer
    x = 31,927.71

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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.