Home / 31,786.68-43,872.60-24,874.16

Finding the Fourth Proportional to 31,786.68, 43,872.60 and 24,874.16

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Solution

The fourth proportional to 31,786.68, 43,872.60 and 24,874.16 is: 34,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,786.68 : 43,872.60 = 24,874.16 : x
  2. Step 2: Convert to fraction form
    31,786.68/43,872.60 = 24,874.16/x
  3. Step 3: Cross multiply
    31,786.68x = 43,872.60 × 24,874.16
  4. Step 4: Simplify right side
    31,786.68x = 1,091,293,947.65
  5. Step 5: Solve for x
    x = 1,091,293,947.65/31,786.68
  6. Step 6: Final answer
    x = 34,331.80

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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.