Home / 31,944.69-47,917.04-12,229.29

Finding the Fourth Proportional to 31,944.69, 47,917.04 and 12,229.29

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Solution

The fourth proportional to 31,944.69, 47,917.04 and 12,229.29 is: 18,343.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,944.69 : 47,917.04 = 12,229.29 : x
  2. Step 2: Convert to fraction form
    31,944.69/47,917.04 = 12,229.29/x
  3. Step 3: Cross multiply
    31,944.69x = 47,917.04 × 12,229.29
  4. Step 4: Simplify right side
    31,944.69x = 585,991,316.96
  5. Step 5: Solve for x
    x = 585,991,316.96/31,944.69
  6. Step 6: Final answer
    x = 18,343.94

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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.