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Finding the Fourth Proportional to 27,994.50, 41,991.50 and 11,350.58

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Solution

The fourth proportional to 27,994.50, 41,991.50 and 11,350.58 is: 17,025.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,994.50 : 41,991.50 = 11,350.58 : x
  2. Step 2: Convert to fraction form
    27,994.50/41,991.50 = 11,350.58/x
  3. Step 3: Cross multiply
    27,994.50x = 41,991.50 × 11,350.58
  4. Step 4: Simplify right side
    27,994.50x = 476,627,613.36
  5. Step 5: Solve for x
    x = 476,627,613.36/27,994.50
  6. Step 6: Final answer
    x = 17,025.76

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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.