Home / 29,179.87-43,770.69-11,409.82

Finding the Fourth Proportional to 29,179.87, 43,770.69 and 11,409.82

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Solution

The fourth proportional to 29,179.87, 43,770.69 and 11,409.82 is: 17,115.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,179.87 : 43,770.69 = 11,409.82 : x
  2. Step 2: Convert to fraction form
    29,179.87/43,770.69 = 11,409.82/x
  3. Step 3: Cross multiply
    29,179.87x = 43,770.69 × 11,409.82
  4. Step 4: Simplify right side
    29,179.87x = 499,415,584.75
  5. Step 5: Solve for x
    x = 499,415,584.75/29,179.87
  6. Step 6: Final answer
    x = 17,115.07

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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.