Home / 18,156.24-27,239.82-6,467.94

Finding the Fourth Proportional to 18,156.24, 27,239.82 and 6,467.94

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Solution

The fourth proportional to 18,156.24, 27,239.82 and 6,467.94 is: 9,703.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,156.24 : 27,239.82 = 6,467.94 : x
  2. Step 2: Convert to fraction form
    18,156.24/27,239.82 = 6,467.94/x
  3. Step 3: Cross multiply
    18,156.24x = 27,239.82 × 6,467.94
  4. Step 4: Simplify right side
    18,156.24x = 176,185,521.37
  5. Step 5: Solve for x
    x = 176,185,521.37/18,156.24
  6. Step 6: Final answer
    x = 9,703.86

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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.