Home / 36,650.97-54,985.41-11,691.02

Finding the Fourth Proportional to 36,650.97, 54,985.41 and 11,691.02

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Solution

The fourth proportional to 36,650.97, 54,985.41 and 11,691.02 is: 17,539.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,650.97 : 54,985.41 = 11,691.02 : x
  2. Step 2: Convert to fraction form
    36,650.97/54,985.41 = 11,691.02/x
  3. Step 3: Cross multiply
    36,650.97x = 54,985.41 × 11,691.02
  4. Step 4: Simplify right side
    36,650.97x = 642,835,665.48
  5. Step 5: Solve for x
    x = 642,835,665.48/36,650.97
  6. Step 6: Final answer
    x = 17,539.39

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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.