Home / 36,910.72-55,374.14-11,953.27

Finding the Fourth Proportional to 36,910.72, 55,374.14 and 11,953.27

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Solution

The fourth proportional to 36,910.72, 55,374.14 and 11,953.27 is: 17,932.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910.72 : 55,374.14 = 11,953.27 : x
  2. Step 2: Convert to fraction form
    36,910.72/55,374.14 = 11,953.27/x
  3. Step 3: Cross multiply
    36,910.72x = 55,374.14 × 11,953.27
  4. Step 4: Simplify right side
    36,910.72x = 661,902,046.44
  5. Step 5: Solve for x
    x = 661,902,046.44/36,910.72
  6. Step 6: Final answer
    x = 17,932.52

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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.