Home / 20,608.84-30,912.92-6,568.68

Finding the Fourth Proportional to 20,608.84, 30,912.92 and 6,568.68

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Solution

The fourth proportional to 20,608.84, 30,912.92 and 6,568.68 is: 9,852.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,608.84 : 30,912.92 = 6,568.68 : x
  2. Step 2: Convert to fraction form
    20,608.84/30,912.92 = 6,568.68/x
  3. Step 3: Cross multiply
    20,608.84x = 30,912.92 × 6,568.68
  4. Step 4: Simplify right side
    20,608.84x = 203,057,079.35
  5. Step 5: Solve for x
    x = 203,057,079.35/20,608.84
  6. Step 6: Final answer
    x = 9,852.91

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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.