Home / 18,224.55-27,334.62-7,834.95

Finding the Fourth Proportional to 18,224.55, 27,334.62 and 7,834.95

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Solution

The fourth proportional to 18,224.55, 27,334.62 and 7,834.95 is: 11,751.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,224.55 : 27,334.62 = 7,834.95 : x
  2. Step 2: Convert to fraction form
    18,224.55/27,334.62 = 7,834.95/x
  3. Step 3: Cross multiply
    18,224.55x = 27,334.62 × 7,834.95
  4. Step 4: Simplify right side
    18,224.55x = 214,165,380.97
  5. Step 5: Solve for x
    x = 214,165,380.97/18,224.55
  6. Step 6: Final answer
    x = 11,751.48

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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.