Home / 18,452.43-27,632.36-11,403.47

Finding the Fourth Proportional to 18,452.43, 27,632.36 and 11,403.47

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Solution

The fourth proportional to 18,452.43, 27,632.36 and 11,403.47 is: 17,076.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452.43 : 27,632.36 = 11,403.47 : x
  2. Step 2: Convert to fraction form
    18,452.43/27,632.36 = 11,403.47/x
  3. Step 3: Cross multiply
    18,452.43x = 27,632.36 × 11,403.47
  4. Step 4: Simplify right side
    18,452.43x = 315,104,593.11
  5. Step 5: Solve for x
    x = 315,104,593.11/18,452.43
  6. Step 6: Final answer
    x = 17,076.59

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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.