Home / 31,794.12-43,867.98-17,643.42

Finding the Fourth Proportional to 31,794.12, 43,867.98 and 17,643.42

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Solution

The fourth proportional to 31,794.12, 43,867.98 and 17,643.42 is: 24,343.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,794.12 : 43,867.98 = 17,643.42 : x
  2. Step 2: Convert to fraction form
    31,794.12/43,867.98 = 17,643.42/x
  3. Step 3: Cross multiply
    31,794.12x = 43,867.98 × 17,643.42
  4. Step 4: Simplify right side
    31,794.12x = 773,981,195.69
  5. Step 5: Solve for x
    x = 773,981,195.69/31,794.12
  6. Step 6: Final answer
    x = 24,343.53

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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.