Home / 15,067.45-22,611.57-5,206.78

Finding the Fourth Proportional to 15,067.45, 22,611.57 and 5,206.78

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Solution

The fourth proportional to 15,067.45, 22,611.57 and 5,206.78 is: 7,813.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,067.45 : 22,611.57 = 5,206.78 : x
  2. Step 2: Convert to fraction form
    15,067.45/22,611.57 = 5,206.78/x
  3. Step 3: Cross multiply
    15,067.45x = 22,611.57 × 5,206.78
  4. Step 4: Simplify right side
    15,067.45x = 117,733,470.44
  5. Step 5: Solve for x
    x = 117,733,470.44/15,067.45
  6. Step 6: Final answer
    x = 7,813.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.