Home / 20,558.26-30,835.09-5,767.75

Finding the Fourth Proportional to 20,558.26, 30,835.09 and 5,767.75

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Solution

The fourth proportional to 20,558.26, 30,835.09 and 5,767.75 is: 8,650.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,558.26 : 30,835.09 = 5,767.75 : x
  2. Step 2: Convert to fraction form
    20,558.26/30,835.09 = 5,767.75/x
  3. Step 3: Cross multiply
    20,558.26x = 30,835.09 × 5,767.75
  4. Step 4: Simplify right side
    20,558.26x = 177,848,907.33
  5. Step 5: Solve for x
    x = 177,848,907.33/20,558.26
  6. Step 6: Final answer
    x = 8,650.97

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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.