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Finding the Fourth Proportional to 36,367.56, 54,551.28 and 11,743.56

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Solution

The fourth proportional to 36,367.56, 54,551.28 and 11,743.56 is: 17,615.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,367.56 : 54,551.28 = 11,743.56 : x
  2. Step 2: Convert to fraction form
    36,367.56/54,551.28 = 11,743.56/x
  3. Step 3: Cross multiply
    36,367.56x = 54,551.28 × 11,743.56
  4. Step 4: Simplify right side
    36,367.56x = 640,626,229.76
  5. Step 5: Solve for x
    x = 640,626,229.76/36,367.56
  6. Step 6: Final answer
    x = 17,615.32

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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.