Home / 19,305.44-28,939.66-6,149.29

Finding the Fourth Proportional to 19,305.44, 28,939.66 and 6,149.29

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Solution

The fourth proportional to 19,305.44, 28,939.66 and 6,149.29 is: 9,218.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305.44 : 28,939.66 = 6,149.29 : x
  2. Step 2: Convert to fraction form
    19,305.44/28,939.66 = 6,149.29/x
  3. Step 3: Cross multiply
    19,305.44x = 28,939.66 × 6,149.29
  4. Step 4: Simplify right side
    19,305.44x = 177,958,361.84
  5. Step 5: Solve for x
    x = 177,958,361.84/19,305.44
  6. Step 6: Final answer
    x = 9,218.04

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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.