Home / 36,774.72-55,163.84-10,481.28

Finding the Fourth Proportional to 36,774.72, 55,163.84 and 10,481.28

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Solution

The fourth proportional to 36,774.72, 55,163.84 and 10,481.28 is: 15,722.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,774.72 : 55,163.84 = 10,481.28 : x
  2. Step 2: Convert to fraction form
    36,774.72/55,163.84 = 10,481.28/x
  3. Step 3: Cross multiply
    36,774.72x = 55,163.84 × 10,481.28
  4. Step 4: Simplify right side
    36,774.72x = 578,187,652.92
  5. Step 5: Solve for x
    x = 578,187,652.92/36,774.72
  6. Step 6: Final answer
    x = 15,722.42

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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.