Home / 14,110.30-21,163.28-3,722.86

Finding the Fourth Proportional to 14,110.30, 21,163.28 and 3,722.86

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Solution

The fourth proportional to 14,110.30, 21,163.28 and 3,722.86 is: 5,583.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.30 : 21,163.28 = 3,722.86 : x
  2. Step 2: Convert to fraction form
    14,110.30/21,163.28 = 3,722.86/x
  3. Step 3: Cross multiply
    14,110.30x = 21,163.28 × 3,722.86
  4. Step 4: Simplify right side
    14,110.30x = 78,787,822.76
  5. Step 5: Solve for x
    x = 78,787,822.76/14,110.30
  6. Step 6: Final answer
    x = 5,583.71

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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.