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Finding the Fourth Proportional to 27,813.52, 41,724.82 and 9,088.12

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Solution

The fourth proportional to 27,813.52, 41,724.82 and 9,088.12 is: 13,633.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,813.52 : 41,724.82 = 9,088.12 : x
  2. Step 2: Convert to fraction form
    27,813.52/41,724.82 = 9,088.12/x
  3. Step 3: Cross multiply
    27,813.52x = 41,724.82 × 9,088.12
  4. Step 4: Simplify right side
    27,813.52x = 379,200,171.14
  5. Step 5: Solve for x
    x = 379,200,171.14/27,813.52
  6. Step 6: Final answer
    x = 13,633.66

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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.