Home / 36,234.78-54,367.80-19,606.52

Finding the Fourth Proportional to 36,234.78, 54,367.80 and 19,606.52

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Solution

The fourth proportional to 36,234.78, 54,367.80 and 19,606.52 is: 29,418.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,234.78 : 54,367.80 = 19,606.52 : x
  2. Step 2: Convert to fraction form
    36,234.78/54,367.80 = 19,606.52/x
  3. Step 3: Cross multiply
    36,234.78x = 54,367.80 × 19,606.52
  4. Step 4: Simplify right side
    36,234.78x = 1,065,963,086.22
  5. Step 5: Solve for x
    x = 1,065,963,086.22/36,234.78
  6. Step 6: Final answer
    x = 29,418.23

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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.