Home / 18,623.85-27,937.35-5,296.92

Finding the Fourth Proportional to 18,623.85, 27,937.35 and 5,296.92

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Solution

The fourth proportional to 18,623.85, 27,937.35 and 5,296.92 is: 7,945.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.85 : 27,937.35 = 5,296.92 : x
  2. Step 2: Convert to fraction form
    18,623.85/27,937.35 = 5,296.92/x
  3. Step 3: Cross multiply
    18,623.85x = 27,937.35 × 5,296.92
  4. Step 4: Simplify right side
    18,623.85x = 147,981,907.96
  5. Step 5: Solve for x
    x = 147,981,907.96/18,623.85
  6. Step 6: Final answer
    x = 7,945.83

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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.