Home / 19,286.96-28,932.75-6,804.41

Finding the Fourth Proportional to 19,286.96, 28,932.75 and 6,804.41

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Solution

The fourth proportional to 19,286.96, 28,932.75 and 6,804.41 is: 10,207.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,286.96 : 28,932.75 = 6,804.41 : x
  2. Step 2: Convert to fraction form
    19,286.96/28,932.75 = 6,804.41/x
  3. Step 3: Cross multiply
    19,286.96x = 28,932.75 × 6,804.41
  4. Step 4: Simplify right side
    19,286.96x = 196,870,167.90
  5. Step 5: Solve for x
    x = 196,870,167.90/19,286.96
  6. Step 6: Final answer
    x = 10,207.42

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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.