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Finding the Fourth Proportional to 27,799.22, 41,690.11 and 9,074.99

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Solution

The fourth proportional to 27,799.22, 41,690.11 and 9,074.99 is: 13,609.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,799.22 : 41,690.11 = 9,074.99 : x
  2. Step 2: Convert to fraction form
    27,799.22/41,690.11 = 9,074.99/x
  3. Step 3: Cross multiply
    27,799.22x = 41,690.11 × 9,074.99
  4. Step 4: Simplify right side
    27,799.22x = 378,337,331.35
  5. Step 5: Solve for x
    x = 378,337,331.35/27,799.22
  6. Step 6: Final answer
    x = 13,609.64

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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.