Home / 18,624.11-27,936.09-7,530.66

Finding the Fourth Proportional to 18,624.11, 27,936.09 and 7,530.66

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Solution

The fourth proportional to 18,624.11, 27,936.09 and 7,530.66 is: 11,295.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,624.11 : 27,936.09 = 7,530.66 : x
  2. Step 2: Convert to fraction form
    18,624.11/27,936.09 = 7,530.66/x
  3. Step 3: Cross multiply
    18,624.11x = 27,936.09 × 7,530.66
  4. Step 4: Simplify right side
    18,624.11x = 210,377,157.87
  5. Step 5: Solve for x
    x = 210,377,157.87/18,624.11
  6. Step 6: Final answer
    x = 11,295.96

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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.