Home / 31,441.62-47,168.21-10,383.09

Finding the Fourth Proportional to 31,441.62, 47,168.21 and 10,383.09

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Solution

The fourth proportional to 31,441.62, 47,168.21 and 10,383.09 is: 15,576.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,441.62 : 47,168.21 = 10,383.09 : x
  2. Step 2: Convert to fraction form
    31,441.62/47,168.21 = 10,383.09/x
  3. Step 3: Cross multiply
    31,441.62x = 47,168.21 × 10,383.09
  4. Step 4: Simplify right side
    31,441.62x = 489,751,769.57
  5. Step 5: Solve for x
    x = 489,751,769.57/31,441.62
  6. Step 6: Final answer
    x = 15,576.54

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1.5x scale

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.