Home / 31,540.82-43,481.12-24,814.80

Finding the Fourth Proportional to 31,540.82, 43,481.12 and 24,814.80

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Solution

The fourth proportional to 31,540.82, 43,481.12 and 24,814.80 is: 34,208.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,540.82 : 43,481.12 = 24,814.80 : x
  2. Step 2: Convert to fraction form
    31,540.82/43,481.12 = 24,814.80/x
  3. Step 3: Cross multiply
    31,540.82x = 43,481.12 × 24,814.80
  4. Step 4: Simplify right side
    31,540.82x = 1,078,975,296.58
  5. Step 5: Solve for x
    x = 1,078,975,296.58/31,540.82
  6. Step 6: Final answer
    x = 34,208.85

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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.