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Finding the Fourth Proportional to 35,777.44, 53,664.44 and 13,589.09

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Solution

The fourth proportional to 35,777.44, 53,664.44 and 13,589.09 is: 20,382.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,777.44 : 53,664.44 = 13,589.09 : x
  2. Step 2: Convert to fraction form
    35,777.44/53,664.44 = 13,589.09/x
  3. Step 3: Cross multiply
    35,777.44x = 53,664.44 × 13,589.09
  4. Step 4: Simplify right side
    35,777.44x = 729,250,636.64
  5. Step 5: Solve for x
    x = 729,250,636.64/35,777.44
  6. Step 6: Final answer
    x = 20,382.97

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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.