Home / 18,549.96-25,600.26-11,480.46

Finding the Fourth Proportional to 18,549.96, 25,600.26 and 11,480.46

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Solution

The fourth proportional to 18,549.96, 25,600.26 and 11,480.46 is: 15,843.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,549.96 : 25,600.26 = 11,480.46 : x
  2. Step 2: Convert to fraction form
    18,549.96/25,600.26 = 11,480.46/x
  3. Step 3: Cross multiply
    18,549.96x = 25,600.26 × 11,480.46
  4. Step 4: Simplify right side
    18,549.96x = 293,902,760.92
  5. Step 5: Solve for x
    x = 293,902,760.92/18,549.96
  6. Step 6: Final answer
    x = 15,843.85

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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.