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Finding the Fourth Proportional to 29,958.66, 44,939.07 and 11,236.80

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Solution

The fourth proportional to 29,958.66, 44,939.07 and 11,236.80 is: 16,855.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,958.66 : 44,939.07 = 11,236.80 : x
  2. Step 2: Convert to fraction form
    29,958.66/44,939.07 = 11,236.80/x
  3. Step 3: Cross multiply
    29,958.66x = 44,939.07 × 11,236.80
  4. Step 4: Simplify right side
    29,958.66x = 504,971,341.78
  5. Step 5: Solve for x
    x = 504,971,341.78/29,958.66
  6. Step 6: Final answer
    x = 16,855.61

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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.