Home / 14,180.27-21,269.79-3,792.02

Finding the Fourth Proportional to 14,180.27, 21,269.79 and 3,792.02

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Solution

The fourth proportional to 14,180.27, 21,269.79 and 3,792.02 is: 5,687.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.27 : 21,269.79 = 3,792.02 : x
  2. Step 2: Convert to fraction form
    14,180.27/21,269.79 = 3,792.02/x
  3. Step 3: Cross multiply
    14,180.27x = 21,269.79 × 3,792.02
  4. Step 4: Simplify right side
    14,180.27x = 80,655,362.73
  5. Step 5: Solve for x
    x = 80,655,362.73/14,180.27
  6. Step 6: Final answer
    x = 5,687.86

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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.