Home / 34,481.70-47,584.26-20,329.38

Finding the Fourth Proportional to 34,481.70, 47,584.26 and 20,329.38

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Solution

The fourth proportional to 34,481.70, 47,584.26 and 20,329.38 is: 28,054.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,481.70 : 47,584.26 = 20,329.38 : x
  2. Step 2: Convert to fraction form
    34,481.70/47,584.26 = 20,329.38/x
  3. Step 3: Cross multiply
    34,481.70x = 47,584.26 × 20,329.38
  4. Step 4: Simplify right side
    34,481.70x = 967,358,503.56
  5. Step 5: Solve for x
    x = 967,358,503.56/34,481.70
  6. Step 6: Final answer
    x = 28,054.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.