Home / 19,981.08-29,976.39-6,833.52

Finding the Fourth Proportional to 19,981.08, 29,976.39 and 6,833.52

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Solution

The fourth proportional to 19,981.08, 29,976.39 and 6,833.52 is: 10,251.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,981.08 : 29,976.39 = 6,833.52 : x
  2. Step 2: Convert to fraction form
    19,981.08/29,976.39 = 6,833.52/x
  3. Step 3: Cross multiply
    19,981.08x = 29,976.39 × 6,833.52
  4. Step 4: Simplify right side
    19,981.08x = 204,844,260.59
  5. Step 5: Solve for x
    x = 204,844,260.59/19,981.08
  6. Step 6: Final answer
    x = 10,251.91

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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.