Home / 14,524.18-20,042.76-8,236.42

Finding the Fourth Proportional to 14,524.18, 20,042.76 and 8,236.42

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Solution

The fourth proportional to 14,524.18, 20,042.76 and 8,236.42 is: 11,365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,524.18 : 20,042.76 = 8,236.42 : x
  2. Step 2: Convert to fraction form
    14,524.18/20,042.76 = 8,236.42/x
  3. Step 3: Cross multiply
    14,524.18x = 20,042.76 × 8,236.42
  4. Step 4: Simplify right side
    14,524.18x = 165,080,589.32
  5. Step 5: Solve for x
    x = 165,080,589.32/14,524.18
  6. Step 6: Final answer
    x = 11,365.91

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Double scale
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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.