Home / 17,947.75-26,922.71-5,635.75

Finding the Fourth Proportional to 17,947.75, 26,922.71 and 5,635.75

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Solution

The fourth proportional to 17,947.75, 26,922.71 and 5,635.75 is: 8,453.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,947.75 : 26,922.71 = 5,635.75 : x
  2. Step 2: Convert to fraction form
    17,947.75/26,922.71 = 5,635.75/x
  3. Step 3: Cross multiply
    17,947.75x = 26,922.71 × 5,635.75
  4. Step 4: Simplify right side
    17,947.75x = 151,729,662.88
  5. Step 5: Solve for x
    x = 151,729,662.88/17,947.75
  6. Step 6: Final answer
    x = 8,453.97

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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.