Home / 18,301.09-27,458.22-7,201.63

Finding the Fourth Proportional to 18,301.09, 27,458.22 and 7,201.63

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Solution

The fourth proportional to 18,301.09, 27,458.22 and 7,201.63 is: 10,805.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.09 : 27,458.22 = 7,201.63 : x
  2. Step 2: Convert to fraction form
    18,301.09/27,458.22 = 7,201.63/x
  3. Step 3: Cross multiply
    18,301.09x = 27,458.22 × 7,201.63
  4. Step 4: Simplify right side
    18,301.09x = 197,743,940.90
  5. Step 5: Solve for x
    x = 197,743,940.90/18,301.09
  6. Step 6: Final answer
    x = 10,805.04

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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.