Home / 31,788.44-43,821.22-24,221.65

Finding the Fourth Proportional to 31,788.44, 43,821.22 and 24,221.65

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Solution

The fourth proportional to 31,788.44, 43,821.22 and 24,221.65 is: 33,390.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,788.44 : 43,821.22 = 24,221.65 : x
  2. Step 2: Convert to fraction form
    31,788.44/43,821.22 = 24,221.65/x
  3. Step 3: Cross multiply
    31,788.44x = 43,821.22 × 24,221.65
  4. Step 4: Simplify right side
    31,788.44x = 1,061,422,201.14
  5. Step 5: Solve for x
    x = 1,061,422,201.14/31,788.44
  6. Step 6: Final answer
    x = 33,390.19

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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.