Home / 20,604.30-30,908.87-6,559.41

Finding the Fourth Proportional to 20,604.30, 30,908.87 and 6,559.41

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Solution

The fourth proportional to 20,604.30, 30,908.87 and 6,559.41 is: 9,839.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,604.30 : 30,908.87 = 6,559.41 : x
  2. Step 2: Convert to fraction form
    20,604.30/30,908.87 = 6,559.41/x
  3. Step 3: Cross multiply
    20,604.30x = 30,908.87 × 6,559.41
  4. Step 4: Simplify right side
    20,604.30x = 202,743,918.17
  5. Step 5: Solve for x
    x = 202,743,918.17/20,604.30
  6. Step 6: Final answer
    x = 9,839.88

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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.