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Finding the Fourth Proportional to 44,311.84, 66,480.72 and 16,612

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Solution

The fourth proportional to 44,311.84, 66,480.72 and 16,612 is: 24,922.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,311.84 : 66,480.72 = 16,612 : x
  2. Step 2: Convert to fraction form
    44,311.84/66,480.72 = 16,612/x
  3. Step 3: Cross multiply
    44,311.84x = 66,480.72 × 16,612
  4. Step 4: Simplify right side
    44,311.84x = 1,104,377,720.64
  5. Step 5: Solve for x
    x = 1,104,377,720.64/44,311.84
  6. Step 6: Final answer
    x = 24,922.86

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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.