Home / 14,863.78-22,295.46-3,619.17

Finding the Fourth Proportional to 14,863.78, 22,295.46 and 3,619.17

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Solution

The fourth proportional to 14,863.78, 22,295.46 and 3,619.17 is: 5,428.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,863.78 : 22,295.46 = 3,619.17 : x
  2. Step 2: Convert to fraction form
    14,863.78/22,295.46 = 3,619.17/x
  3. Step 3: Cross multiply
    14,863.78x = 22,295.46 × 3,619.17
  4. Step 4: Simplify right side
    14,863.78x = 80,691,059.97
  5. Step 5: Solve for x
    x = 80,691,059.97/14,863.78
  6. Step 6: Final answer
    x = 5,428.70

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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.