Home / 14,078.94-21,125.61-6,286.02

Finding the Fourth Proportional to 14,078.94, 21,125.61 and 6,286.02

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Solution

The fourth proportional to 14,078.94, 21,125.61 and 6,286.02 is: 9,432.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,078.94 : 21,125.61 = 6,286.02 : x
  2. Step 2: Convert to fraction form
    14,078.94/21,125.61 = 6,286.02/x
  3. Step 3: Cross multiply
    14,078.94x = 21,125.61 × 6,286.02
  4. Step 4: Simplify right side
    14,078.94x = 132,796,006.97
  5. Step 5: Solve for x
    x = 132,796,006.97/14,078.94
  6. Step 6: Final answer
    x = 9,432.24

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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.