Home / 18,425.07-27,640.35-5,940.99

Finding the Fourth Proportional to 18,425.07, 27,640.35 and 5,940.99

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Solution

The fourth proportional to 18,425.07, 27,640.35 and 5,940.99 is: 8,912.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425.07 : 27,640.35 = 5,940.99 : x
  2. Step 2: Convert to fraction form
    18,425.07/27,640.35 = 5,940.99/x
  3. Step 3: Cross multiply
    18,425.07x = 27,640.35 × 5,940.99
  4. Step 4: Simplify right side
    18,425.07x = 164,211,042.95
  5. Step 5: Solve for x
    x = 164,211,042.95/18,425.07
  6. Step 6: Final answer
    x = 8,912.37

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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.