Home / 18,190.96-25,103.36-10,233.25

Finding the Fourth Proportional to 18,190.96, 25,103.36 and 10,233.25

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Solution

The fourth proportional to 18,190.96, 25,103.36 and 10,233.25 is: 14,121.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.96 : 25,103.36 = 10,233.25 : x
  2. Step 2: Convert to fraction form
    18,190.96/25,103.36 = 10,233.25/x
  3. Step 3: Cross multiply
    18,190.96x = 25,103.36 × 10,233.25
  4. Step 4: Simplify right side
    18,190.96x = 256,888,833.20
  5. Step 5: Solve for x
    x = 256,888,833.20/18,190.96
  6. Step 6: Final answer
    x = 14,121.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.