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Finding the Fourth Proportional to 44,915.88, 67,373.82 and 13,747.08

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Solution

The fourth proportional to 44,915.88, 67,373.82 and 13,747.08 is: 20,620.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,915.88 : 67,373.82 = 13,747.08 : x
  2. Step 2: Convert to fraction form
    44,915.88/67,373.82 = 13,747.08/x
  3. Step 3: Cross multiply
    44,915.88x = 67,373.82 × 13,747.08
  4. Step 4: Simplify right side
    44,915.88x = 926,193,293.45
  5. Step 5: Solve for x
    x = 926,193,293.45/44,915.88
  6. Step 6: Final answer
    x = 20,620.62

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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.