Home / 31,183.46-43,033.17-16,843.31

Finding the Fourth Proportional to 31,183.46, 43,033.17 and 16,843.31

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Solution

The fourth proportional to 31,183.46, 43,033.17 and 16,843.31 is: 23,243.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,183.46 : 43,033.17 = 16,843.31 : x
  2. Step 2: Convert to fraction form
    31,183.46/43,033.17 = 16,843.31/x
  3. Step 3: Cross multiply
    31,183.46x = 43,033.17 × 16,843.31
  4. Step 4: Simplify right side
    31,183.46x = 724,820,807.43
  5. Step 5: Solve for x
    x = 724,820,807.43/31,183.46
  6. Step 6: Final answer
    x = 23,243.76

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1.5x scale

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.