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Finding the Fourth Proportional to 18,173.65, 27,260.39 and 4,846.62

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Solution

The fourth proportional to 18,173.65, 27,260.39 and 4,846.62 is: 7,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173.65 : 27,260.39 = 4,846.62 : x
  2. Step 2: Convert to fraction form
    18,173.65/27,260.39 = 4,846.62/x
  3. Step 3: Cross multiply
    18,173.65x = 27,260.39 × 4,846.62
  4. Step 4: Simplify right side
    18,173.65x = 132,120,590.85
  5. Step 5: Solve for x
    x = 132,120,590.85/18,173.65
  6. Step 6: Final answer
    x = 7,269.90

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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.