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Finding the Fourth Proportional to 39,735.48, 59,609.72 and 12,027

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Solution

The fourth proportional to 39,735.48, 59,609.72 and 12,027 is: 18,042.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,735.48 : 59,609.72 = 12,027 : x
  2. Step 2: Convert to fraction form
    39,735.48/59,609.72 = 12,027/x
  3. Step 3: Cross multiply
    39,735.48x = 59,609.72 × 12,027
  4. Step 4: Simplify right side
    39,735.48x = 716,926,102.44
  5. Step 5: Solve for x
    x = 716,926,102.44/39,735.48
  6. Step 6: Final answer
    x = 18,042.47

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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.