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Finding the Fourth Proportional to 36,383.44, 54,578.40 and 15,602.08

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Solution

The fourth proportional to 36,383.44, 54,578.40 and 15,602.08 is: 23,404.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,383.44 : 54,578.40 = 15,602.08 : x
  2. Step 2: Convert to fraction form
    36,383.44/54,578.40 = 15,602.08/x
  3. Step 3: Cross multiply
    36,383.44x = 54,578.40 × 15,602.08
  4. Step 4: Simplify right side
    36,383.44x = 851,536,563.07
  5. Step 5: Solve for x
    x = 851,536,563.07/36,383.44
  6. Step 6: Final answer
    x = 23,404.51

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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.