Home / 20,608.49-30,912.38-6,568.32

Finding the Fourth Proportional to 20,608.49, 30,912.38 and 6,568.32

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Solution

The fourth proportional to 20,608.49, 30,912.38 and 6,568.32 is: 9,852.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,608.49 : 30,912.38 = 6,568.32 : x
  2. Step 2: Convert to fraction form
    20,608.49/30,912.38 = 6,568.32/x
  3. Step 3: Cross multiply
    20,608.49x = 30,912.38 × 6,568.32
  4. Step 4: Simplify right side
    20,608.49x = 203,042,420.22
  5. Step 5: Solve for x
    x = 203,042,420.22/20,608.49
  6. Step 6: Final answer
    x = 9,852.37

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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.