Home / 20,608.58-30,911.16-6,568.04

Finding the Fourth Proportional to 20,608.58, 30,911.16 and 6,568.04

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Solution

The fourth proportional to 20,608.58, 30,911.16 and 6,568.04 is: 9,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,608.58 : 30,911.16 = 6,568.04 : x
  2. Step 2: Convert to fraction form
    20,608.58/30,911.16 = 6,568.04/x
  3. Step 3: Cross multiply
    20,608.58x = 30,911.16 × 6,568.04
  4. Step 4: Simplify right side
    20,608.58x = 203,025,735.33
  5. Step 5: Solve for x
    x = 203,025,735.33/20,608.58
  6. Step 6: Final answer
    x = 9,851.52

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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.