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Finding the Fourth Proportional to 35,469.44, 53,212.80 and 10,845.44

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Solution

The fourth proportional to 35,469.44, 53,212.80 and 10,845.44 is: 16,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,469.44 : 53,212.80 = 10,845.44 : x
  2. Step 2: Convert to fraction form
    35,469.44/53,212.80 = 10,845.44/x
  3. Step 3: Cross multiply
    35,469.44x = 53,212.80 × 10,845.44
  4. Step 4: Simplify right side
    35,469.44x = 577,116,229.63
  5. Step 5: Solve for x
    x = 577,116,229.63/35,469.44
  6. Step 6: Final answer
    x = 16,270.80

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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.