Home / 31,744.31-43,794.68-22,181.65

Finding the Fourth Proportional to 31,744.31, 43,794.68 and 22,181.65

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Solution

The fourth proportional to 31,744.31, 43,794.68 and 22,181.65 is: 30,601.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,744.31 : 43,794.68 = 22,181.65 : x
  2. Step 2: Convert to fraction form
    31,744.31/43,794.68 = 22,181.65/x
  3. Step 3: Cross multiply
    31,744.31x = 43,794.68 × 22,181.65
  4. Step 4: Simplify right side
    31,744.31x = 971,438,043.23
  5. Step 5: Solve for x
    x = 971,438,043.23/31,744.31
  6. Step 6: Final answer
    x = 30,601.96

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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.