Home / 36,514.64-54,684.75-18,701.66

Finding the Fourth Proportional to 36,514.64, 54,684.75 and 18,701.66

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Solution

The fourth proportional to 36,514.64, 54,684.75 and 18,701.66 is: 28,007.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,514.64 : 54,684.75 = 18,701.66 : x
  2. Step 2: Convert to fraction form
    36,514.64/54,684.75 = 18,701.66/x
  3. Step 3: Cross multiply
    36,514.64x = 54,684.75 × 18,701.66
  4. Step 4: Simplify right side
    36,514.64x = 1,022,695,601.69
  5. Step 5: Solve for x
    x = 1,022,695,601.69/36,514.64
  6. Step 6: Final answer
    x = 28,007.82

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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.