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Finding the Fourth Proportional to 44,749.64, 67,122.90 and 11,469.98

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Solution

The fourth proportional to 44,749.64, 67,122.90 and 11,469.98 is: 17,204.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,749.64 : 67,122.90 = 11,469.98 : x
  2. Step 2: Convert to fraction form
    44,749.64/67,122.90 = 11,469.98/x
  3. Step 3: Cross multiply
    44,749.64x = 67,122.90 × 11,469.98
  4. Step 4: Simplify right side
    44,749.64x = 769,898,320.54
  5. Step 5: Solve for x
    x = 769,898,320.54/44,749.64
  6. Step 6: Final answer
    x = 17,204.57

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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.