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Finding the Fourth Proportional to 22,788.01, 34,183.02 and 6,991.87

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Solution

The fourth proportional to 22,788.01, 34,183.02 and 6,991.87 is: 10,488.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,788.01 : 34,183.02 = 6,991.87 : x
  2. Step 2: Convert to fraction form
    22,788.01/34,183.02 = 6,991.87/x
  3. Step 3: Cross multiply
    22,788.01x = 34,183.02 × 6,991.87
  4. Step 4: Simplify right side
    22,788.01x = 239,003,232.05
  5. Step 5: Solve for x
    x = 239,003,232.05/22,788.01
  6. Step 6: Final answer
    x = 10,488.11

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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.