Home / 31,183.62-43,033.86-22,124.94

Finding the Fourth Proportional to 31,183.62, 43,033.86 and 22,124.94

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Solution

The fourth proportional to 31,183.62, 43,033.86 and 22,124.94 is: 30,532.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,183.62 : 43,033.86 = 22,124.94 : x
  2. Step 2: Convert to fraction form
    31,183.62/43,033.86 = 22,124.94/x
  3. Step 3: Cross multiply
    31,183.62x = 43,033.86 × 22,124.94
  4. Step 4: Simplify right side
    31,183.62x = 952,121,570.47
  5. Step 5: Solve for x
    x = 952,121,570.47/31,183.62
  6. Step 6: Final answer
    x = 30,532.75

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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.