Home / 18,634.20-27,960.26-9,275.03

Finding the Fourth Proportional to 18,634.20, 27,960.26 and 9,275.03

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Solution

The fourth proportional to 18,634.20, 27,960.26 and 9,275.03 is: 13,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,634.20 : 27,960.26 = 9,275.03 : x
  2. Step 2: Convert to fraction form
    18,634.20/27,960.26 = 9,275.03/x
  3. Step 3: Cross multiply
    18,634.20x = 27,960.26 × 9,275.03
  4. Step 4: Simplify right side
    18,634.20x = 259,332,404.52
  5. Step 5: Solve for x
    x = 259,332,404.52/18,634.20
  6. Step 6: Final answer
    x = 13,917.01

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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.