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Finding the Fourth Proportional to 44,671.62, 66,919.84 and 25,912.24

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Solution

The fourth proportional to 44,671.62, 66,919.84 and 25,912.24 is: 38,817.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,671.62 : 66,919.84 = 25,912.24 : x
  2. Step 2: Convert to fraction form
    44,671.62/66,919.84 = 25,912.24/x
  3. Step 3: Cross multiply
    44,671.62x = 66,919.84 × 25,912.24
  4. Step 4: Simplify right side
    44,671.62x = 1,734,042,954.84
  5. Step 5: Solve for x
    x = 1,734,042,954.84/44,671.62
  6. Step 6: Final answer
    x = 38,817.55

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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.