Home / 29,992.94-41,389.61-16,380.53

Finding the Fourth Proportional to 29,992.94, 41,389.61 and 16,380.53

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Solution

The fourth proportional to 29,992.94, 41,389.61 and 16,380.53 is: 22,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,992.94 : 41,389.61 = 16,380.53 : x
  2. Step 2: Convert to fraction form
    29,992.94/41,389.61 = 16,380.53/x
  3. Step 3: Cross multiply
    29,992.94x = 41,389.61 × 16,380.53
  4. Step 4: Simplify right side
    29,992.94x = 677,983,769.86
  5. Step 5: Solve for x
    x = 677,983,769.86/29,992.94
  6. Step 6: Final answer
    x = 22,604.78

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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.