Home / 29,960.10-44,940.15-18,879.30

Finding the Fourth Proportional to 29,960.10, 44,940.15 and 18,879.30

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Solution

The fourth proportional to 29,960.10, 44,940.15 and 18,879.30 is: 28,318.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,960.10 : 44,940.15 = 18,879.30 : x
  2. Step 2: Convert to fraction form
    29,960.10/44,940.15 = 18,879.30/x
  3. Step 3: Cross multiply
    29,960.10x = 44,940.15 × 18,879.30
  4. Step 4: Simplify right side
    29,960.10x = 848,438,573.90
  5. Step 5: Solve for x
    x = 848,438,573.90/29,960.10
  6. Step 6: Final answer
    x = 28,318.95

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Similar ratio
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1.5x scale

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.