Home / 43,896.79-65,833.44-12,305.04

Finding the Fourth Proportional to 43,896.79, 65,833.44 and 12,305.04

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Solution

The fourth proportional to 43,896.79, 65,833.44 and 12,305.04 is: 18,454.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,896.79 : 65,833.44 = 12,305.04 : x
  2. Step 2: Convert to fraction form
    43,896.79/65,833.44 = 12,305.04/x
  3. Step 3: Cross multiply
    43,896.79x = 65,833.44 × 12,305.04
  4. Step 4: Simplify right side
    43,896.79x = 810,083,112.54
  5. Step 5: Solve for x
    x = 810,083,112.54/43,896.79
  6. Step 6: Final answer
    x = 18,454.27

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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.