Home / 32,951.12-49,426.19-7,991.37

Finding the Fourth Proportional to 32,951.12, 49,426.19 and 7,991.37

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Solution

The fourth proportional to 32,951.12, 49,426.19 and 7,991.37 is: 11,986.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,951.12 : 49,426.19 = 7,991.37 : x
  2. Step 2: Convert to fraction form
    32,951.12/49,426.19 = 7,991.37/x
  3. Step 3: Cross multiply
    32,951.12x = 49,426.19 × 7,991.37
  4. Step 4: Simplify right side
    32,951.12x = 394,982,932.02
  5. Step 5: Solve for x
    x = 394,982,932.02/32,951.12
  6. Step 6: Final answer
    x = 11,986.94

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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.