Home / 10,218.44-15,356.82-5,027.96

Finding the Fourth Proportional to 10,218.44, 15,356.82 and 5,027.96

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Solution

The fourth proportional to 10,218.44, 15,356.82 and 5,027.96 is: 7,556.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,218.44 : 15,356.82 = 5,027.96 : x
  2. Step 2: Convert to fraction form
    10,218.44/15,356.82 = 5,027.96/x
  3. Step 3: Cross multiply
    10,218.44x = 15,356.82 × 5,027.96
  4. Step 4: Simplify right side
    10,218.44x = 77,213,476.69
  5. Step 5: Solve for x
    x = 77,213,476.69/10,218.44
  6. Step 6: Final answer
    x = 7,556.29

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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.