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Finding the Fourth Proportional to 27,635.55, 41,461.41 and 8,915.18

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Solution

The fourth proportional to 27,635.55, 41,461.41 and 8,915.18 is: 13,375.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,635.55 : 41,461.41 = 8,915.18 : x
  2. Step 2: Convert to fraction form
    27,635.55/41,461.41 = 8,915.18/x
  3. Step 3: Cross multiply
    27,635.55x = 41,461.41 × 8,915.18
  4. Step 4: Simplify right side
    27,635.55x = 369,635,784.97
  5. Step 5: Solve for x
    x = 369,635,784.97/27,635.55
  6. Step 6: Final answer
    x = 13,375.37

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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.