Home / 31,195.24-43,049.42-17,766.51

Finding the Fourth Proportional to 31,195.24, 43,049.42 and 17,766.51

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Solution

The fourth proportional to 31,195.24, 43,049.42 and 17,766.51 is: 24,517.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,195.24 : 43,049.42 = 17,766.51 : x
  2. Step 2: Convert to fraction form
    31,195.24/43,049.42 = 17,766.51/x
  3. Step 3: Cross multiply
    31,195.24x = 43,049.42 × 17,766.51
  4. Step 4: Simplify right side
    31,195.24x = 764,837,867.22
  5. Step 5: Solve for x
    x = 764,837,867.22/31,195.24
  6. Step 6: Final answer
    x = 24,517.77

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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.