Home / 20,629.26-30,944.48-5,046.88

Finding the Fourth Proportional to 20,629.26, 30,944.48 and 5,046.88

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Solution

The fourth proportional to 20,629.26, 30,944.48 and 5,046.88 is: 7,570.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,629.26 : 30,944.48 = 5,046.88 : x
  2. Step 2: Convert to fraction form
    20,629.26/30,944.48 = 5,046.88/x
  3. Step 3: Cross multiply
    20,629.26x = 30,944.48 × 5,046.88
  4. Step 4: Simplify right side
    20,629.26x = 156,173,077.22
  5. Step 5: Solve for x
    x = 156,173,077.22/20,629.26
  6. Step 6: Final answer
    x = 7,570.46

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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.