Home / 34,960.46-48,245.58-20,620.44

Finding the Fourth Proportional to 34,960.46, 48,245.58 and 20,620.44

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Solution

The fourth proportional to 34,960.46, 48,245.58 and 20,620.44 is: 28,456.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,960.46 : 48,245.58 = 20,620.44 : x
  2. Step 2: Convert to fraction form
    34,960.46/48,245.58 = 20,620.44/x
  3. Step 3: Cross multiply
    34,960.46x = 48,245.58 × 20,620.44
  4. Step 4: Simplify right side
    34,960.46x = 994,845,087.66
  5. Step 5: Solve for x
    x = 994,845,087.66/34,960.46
  6. Step 6: Final answer
    x = 28,456.30

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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.