Home / 34,399.58-47,481.26-20,260.62

Finding the Fourth Proportional to 34,399.58, 47,481.26 and 20,260.62

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Solution

The fourth proportional to 34,399.58, 47,481.26 and 20,260.62 is: 27,965.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,399.58 : 47,481.26 = 20,260.62 : x
  2. Step 2: Convert to fraction form
    34,399.58/47,481.26 = 20,260.62/x
  3. Step 3: Cross multiply
    34,399.58x = 47,481.26 × 20,260.62
  4. Step 4: Simplify right side
    34,399.58x = 961,999,664.68
  5. Step 5: Solve for x
    x = 961,999,664.68/34,399.58
  6. Step 6: Final answer
    x = 27,965.45

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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.