Home / 18,040.35-24,879.56-11,326.61

Finding the Fourth Proportional to 18,040.35, 24,879.56 and 11,326.61

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Solution

The fourth proportional to 18,040.35, 24,879.56 and 11,326.61 is: 15,620.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040.35 : 24,879.56 = 11,326.61 : x
  2. Step 2: Convert to fraction form
    18,040.35/24,879.56 = 11,326.61/x
  3. Step 3: Cross multiply
    18,040.35x = 24,879.56 × 11,326.61
  4. Step 4: Simplify right side
    18,040.35x = 281,800,892.06
  5. Step 5: Solve for x
    x = 281,800,892.06/18,040.35
  6. Step 6: Final answer
    x = 15,620.59

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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.