Home / 19,517.16-29,251.23-8,410.85

Finding the Fourth Proportional to 19,517.16, 29,251.23 and 8,410.85

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Solution

The fourth proportional to 19,517.16, 29,251.23 and 8,410.85 is: 12,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517.16 : 29,251.23 = 8,410.85 : x
  2. Step 2: Convert to fraction form
    19,517.16/29,251.23 = 8,410.85/x
  3. Step 3: Cross multiply
    19,517.16x = 29,251.23 × 8,410.85
  4. Step 4: Simplify right side
    19,517.16x = 246,027,707.85
  5. Step 5: Solve for x
    x = 246,027,707.85/19,517.16
  6. Step 6: Final answer
    x = 12,605.71

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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.