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Finding the Fourth Proportional to 27,635.94, 41,461.96 and 8,915.55

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Solution

The fourth proportional to 27,635.94, 41,461.96 and 8,915.55 is: 13,375.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,635.94 : 41,461.96 = 8,915.55 : x
  2. Step 2: Convert to fraction form
    27,635.94/41,461.96 = 8,915.55/x
  3. Step 3: Cross multiply
    27,635.94x = 41,461.96 × 8,915.55
  4. Step 4: Simplify right side
    27,635.94x = 369,656,177.48
  5. Step 5: Solve for x
    x = 369,656,177.48/27,635.94
  6. Step 6: Final answer
    x = 13,375.92

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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.