Home / 18,732.20-28,096.34-7,046.33

Finding the Fourth Proportional to 18,732.20, 28,096.34 and 7,046.33

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Solution

The fourth proportional to 18,732.20, 28,096.34 and 7,046.33 is: 10,568.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732.20 : 28,096.34 = 7,046.33 : x
  2. Step 2: Convert to fraction form
    18,732.20/28,096.34 = 7,046.33/x
  3. Step 3: Cross multiply
    18,732.20x = 28,096.34 × 7,046.33
  4. Step 4: Simplify right side
    18,732.20x = 197,975,907.72
  5. Step 5: Solve for x
    x = 197,975,907.72/18,732.20
  6. Step 6: Final answer
    x = 10,568.75

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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.