Home / 31,942.44-47,913.66-12,227.04

Finding the Fourth Proportional to 31,942.44, 47,913.66 and 12,227.04

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Solution

The fourth proportional to 31,942.44, 47,913.66 and 12,227.04 is: 18,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,942.44 : 47,913.66 = 12,227.04 : x
  2. Step 2: Convert to fraction form
    31,942.44/47,913.66 = 12,227.04/x
  3. Step 3: Cross multiply
    31,942.44x = 47,913.66 × 12,227.04
  4. Step 4: Simplify right side
    31,942.44x = 585,842,237.37
  5. Step 5: Solve for x
    x = 585,842,237.37/31,942.44
  6. Step 6: Final answer
    x = 18,340.56

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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.