Home / 31,453.25-43,404.26-18,014.94

Finding the Fourth Proportional to 31,453.25, 43,404.26 and 18,014.94

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Solution

The fourth proportional to 31,453.25, 43,404.26 and 18,014.94 is: 24,859.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453.25 : 43,404.26 = 18,014.94 : x
  2. Step 2: Convert to fraction form
    31,453.25/43,404.26 = 18,014.94/x
  3. Step 3: Cross multiply
    31,453.25x = 43,404.26 × 18,014.94
  4. Step 4: Simplify right side
    31,453.25x = 781,925,049.57
  5. Step 5: Solve for x
    x = 781,925,049.57/31,453.25
  6. Step 6: Final answer
    x = 24,859.92

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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.