Home / 34,387.86-51,589.54-12,201.20

Finding the Fourth Proportional to 34,387.86, 51,589.54 and 12,201.20

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Solution

The fourth proportional to 34,387.86, 51,589.54 and 12,201.20 is: 18,304.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,387.86 : 51,589.54 = 12,201.20 : x
  2. Step 2: Convert to fraction form
    34,387.86/51,589.54 = 12,201.20/x
  3. Step 3: Cross multiply
    34,387.86x = 51,589.54 × 12,201.20
  4. Step 4: Simplify right side
    34,387.86x = 629,454,536.40
  5. Step 5: Solve for x
    x = 629,454,536.40/34,387.86
  6. Step 6: Final answer
    x = 18,304.55

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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.