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Finding the Fourth Proportional to 27,625.52, 41,410.53 and 8,891.79

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Solution

The fourth proportional to 27,625.52, 41,410.53 and 8,891.79 is: 13,328.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,625.52 : 41,410.53 = 8,891.79 : x
  2. Step 2: Convert to fraction form
    27,625.52/41,410.53 = 8,891.79/x
  3. Step 3: Cross multiply
    27,625.52x = 41,410.53 × 8,891.79
  4. Step 4: Simplify right side
    27,625.52x = 368,213,736.55
  5. Step 5: Solve for x
    x = 368,213,736.55/27,625.52
  6. Step 6: Final answer
    x = 13,328.76

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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.