Home / 20,608.37-30,912.22-6,568.21

Finding the Fourth Proportional to 20,608.37, 30,912.22 and 6,568.21

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Solution

The fourth proportional to 20,608.37, 30,912.22 and 6,568.21 is: 9,852.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,608.37 : 30,912.22 = 6,568.21 : x
  2. Step 2: Convert to fraction form
    20,608.37/30,912.22 = 6,568.21/x
  3. Step 3: Cross multiply
    20,608.37x = 30,912.22 × 6,568.21
  4. Step 4: Simplify right side
    20,608.37x = 203,037,952.53
  5. Step 5: Solve for x
    x = 203,037,952.53/20,608.37
  6. Step 6: Final answer
    x = 9,852.21

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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.