Home / 36,120.43-54,172.45-15,067.82

Finding the Fourth Proportional to 36,120.43, 54,172.45 and 15,067.82

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Solution

The fourth proportional to 36,120.43, 54,172.45 and 15,067.82 is: 22,598.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,120.43 : 54,172.45 = 15,067.82 : x
  2. Step 2: Convert to fraction form
    36,120.43/54,172.45 = 15,067.82/x
  3. Step 3: Cross multiply
    36,120.43x = 54,172.45 × 15,067.82
  4. Step 4: Simplify right side
    36,120.43x = 816,260,795.07
  5. Step 5: Solve for x
    x = 816,260,795.07/36,120.43
  6. Step 6: Final answer
    x = 22,598.31

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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.