Home / 27,635.43-41,461.21-8,915.05

Finding the Fourth Proportional to 27,635.43, 41,461.21 and 8,915.05

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Solution

The fourth proportional to 27,635.43, 41,461.21 and 8,915.05 is: 13,375.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,635.43 : 41,461.21 = 8,915.05 : x
  2. Step 2: Convert to fraction form
    27,635.43/41,461.21 = 8,915.05/x
  3. Step 3: Cross multiply
    27,635.43x = 41,461.21 × 8,915.05
  4. Step 4: Simplify right side
    27,635.43x = 369,628,823.18
  5. Step 5: Solve for x
    x = 369,628,823.18/27,635.43
  6. Step 6: Final answer
    x = 13,375.18

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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.