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Finding the Fourth Proportional to 44,671.84, 66,920.16 and 25,912.48

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Solution

The fourth proportional to 44,671.84, 66,920.16 and 25,912.48 is: 38,817.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,671.84 : 66,920.16 = 25,912.48 : x
  2. Step 2: Convert to fraction form
    44,671.84/66,920.16 = 25,912.48/x
  3. Step 3: Cross multiply
    44,671.84x = 66,920.16 × 25,912.48
  4. Step 4: Simplify right side
    44,671.84x = 1,734,067,307.60
  5. Step 5: Solve for x
    x = 1,734,067,307.60/44,671.84
  6. Step 6: Final answer
    x = 38,817.91

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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.