Home / 27,464.50-41,172.31-9,930.43

Finding the Fourth Proportional to 27,464.50, 41,172.31 and 9,930.43

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Solution

The fourth proportional to 27,464.50, 41,172.31 and 9,930.43 is: 14,886.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,464.50 : 41,172.31 = 9,930.43 : x
  2. Step 2: Convert to fraction form
    27,464.50/41,172.31 = 9,930.43/x
  3. Step 3: Cross multiply
    27,464.50x = 41,172.31 × 9,930.43
  4. Step 4: Simplify right side
    27,464.50x = 408,858,742.39
  5. Step 5: Solve for x
    x = 408,858,742.39/27,464.50
  6. Step 6: Final answer
    x = 14,886.81

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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.