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Finding the Fourth Proportional to 18,446.87, 27,668.59 and 7,350.59

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Solution

The fourth proportional to 18,446.87, 27,668.59 and 7,350.59 is: 11,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446.87 : 27,668.59 = 7,350.59 : x
  2. Step 2: Convert to fraction form
    18,446.87/27,668.59 = 7,350.59/x
  3. Step 3: Cross multiply
    18,446.87x = 27,668.59 × 7,350.59
  4. Step 4: Simplify right side
    18,446.87x = 203,380,460.97
  5. Step 5: Solve for x
    x = 203,380,460.97/18,446.87
  6. Step 6: Final answer
    x = 11,025.20

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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.