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Finding the Fourth Proportional to 44,241.92, 66,350.88 and 12,644.96

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Solution

The fourth proportional to 44,241.92, 66,350.88 and 12,644.96 is: 18,964.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,241.92 : 66,350.88 = 12,644.96 : x
  2. Step 2: Convert to fraction form
    44,241.92/66,350.88 = 12,644.96/x
  3. Step 3: Cross multiply
    44,241.92x = 66,350.88 × 12,644.96
  4. Step 4: Simplify right side
    44,241.92x = 839,004,223.56
  5. Step 5: Solve for x
    x = 839,004,223.56/44,241.92
  6. Step 6: Final answer
    x = 18,964.01

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1.5x scale

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.