Home / 14,639.56-21,961.50-4,249.96

Finding the Fourth Proportional to 14,639.56, 21,961.50 and 4,249.96

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Solution

The fourth proportional to 14,639.56, 21,961.50 and 4,249.96 is: 6,375.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.56 : 21,961.50 = 4,249.96 : x
  2. Step 2: Convert to fraction form
    14,639.56/21,961.50 = 4,249.96/x
  3. Step 3: Cross multiply
    14,639.56x = 21,961.50 × 4,249.96
  4. Step 4: Simplify right side
    14,639.56x = 93,335,496.54
  5. Step 5: Solve for x
    x = 93,335,496.54/14,639.56
  6. Step 6: Final answer
    x = 6,375.57

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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.