Home / 12,350.96-18,529.91-4,960.61

Finding the Fourth Proportional to 12,350.96, 18,529.91 and 4,960.61

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Solution

The fourth proportional to 12,350.96, 18,529.91 and 4,960.61 is: 7,442.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.96 : 18,529.91 = 4,960.61 : x
  2. Step 2: Convert to fraction form
    12,350.96/18,529.91 = 4,960.61/x
  3. Step 3: Cross multiply
    12,350.96x = 18,529.91 × 4,960.61
  4. Step 4: Simplify right side
    12,350.96x = 91,919,656.85
  5. Step 5: Solve for x
    x = 91,919,656.85/12,350.96
  6. Step 6: Final answer
    x = 7,442.31

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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.