Home / 36,622.62-54,933.94-13,243.59

Finding the Fourth Proportional to 36,622.62, 54,933.94 and 13,243.59

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Solution

The fourth proportional to 36,622.62, 54,933.94 and 13,243.59 is: 19,865.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,622.62 : 54,933.94 = 13,243.59 : x
  2. Step 2: Convert to fraction form
    36,622.62/54,933.94 = 13,243.59/x
  3. Step 3: Cross multiply
    36,622.62x = 54,933.94 × 13,243.59
  4. Step 4: Simplify right side
    36,622.62x = 727,522,726.51
  5. Step 5: Solve for x
    x = 727,522,726.51/36,622.62
  6. Step 6: Final answer
    x = 19,865.39

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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.