Home / 18,383.40-27,566.94-5,232.78

Finding the Fourth Proportional to 18,383.40, 27,566.94 and 5,232.78

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Solution

The fourth proportional to 18,383.40, 27,566.94 and 5,232.78 is: 7,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,383.40 : 27,566.94 = 5,232.78 : x
  2. Step 2: Convert to fraction form
    18,383.40/27,566.94 = 5,232.78/x
  3. Step 3: Cross multiply
    18,383.40x = 27,566.94 × 5,232.78
  4. Step 4: Simplify right side
    18,383.40x = 144,251,732.29
  5. Step 5: Solve for x
    x = 144,251,732.29/18,383.40
  6. Step 6: Final answer
    x = 7,846.85

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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.