Home / 18,434.31-27,652.91-6,747.27

Finding the Fourth Proportional to 18,434.31, 27,652.91 and 6,747.27

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Solution

The fourth proportional to 18,434.31, 27,652.91 and 6,747.27 is: 10,121.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.31 : 27,652.91 = 6,747.27 : x
  2. Step 2: Convert to fraction form
    18,434.31/27,652.91 = 6,747.27/x
  3. Step 3: Cross multiply
    18,434.31x = 27,652.91 × 6,747.27
  4. Step 4: Simplify right side
    18,434.31x = 186,581,616.32
  5. Step 5: Solve for x
    x = 186,581,616.32/18,434.31
  6. Step 6: Final answer
    x = 10,121.43

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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.