Home / 23,979.54-35,976.33-12,300.90

Finding the Fourth Proportional to 23,979.54, 35,976.33 and 12,300.90

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Solution

The fourth proportional to 23,979.54, 35,976.33 and 12,300.90 is: 18,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,979.54 : 35,976.33 = 12,300.90 : x
  2. Step 2: Convert to fraction form
    23,979.54/35,976.33 = 12,300.90/x
  3. Step 3: Cross multiply
    23,979.54x = 35,976.33 × 12,300.90
  4. Step 4: Simplify right side
    23,979.54x = 442,541,237.70
  5. Step 5: Solve for x
    x = 442,541,237.70/23,979.54
  6. Step 6: Final answer
    x = 18,454.95

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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.