Home / 31,551.82-43,540.22-17,404.66

Finding the Fourth Proportional to 31,551.82, 43,540.22 and 17,404.66

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Solution

The fourth proportional to 31,551.82, 43,540.22 and 17,404.66 is: 24,017.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,551.82 : 43,540.22 = 17,404.66 : x
  2. Step 2: Convert to fraction form
    31,551.82/43,540.22 = 17,404.66/x
  3. Step 3: Cross multiply
    31,551.82x = 43,540.22 × 17,404.66
  4. Step 4: Simplify right side
    31,551.82x = 757,802,725.43
  5. Step 5: Solve for x
    x = 757,802,725.43/31,551.82
  6. Step 6: Final answer
    x = 24,017.72

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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.