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Finding the Fourth Proportional to 22,847.44, 34,247.82 and 12,965.84

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Solution

The fourth proportional to 22,847.44, 34,247.82 and 12,965.84 is: 19,435.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,847.44 : 34,247.82 = 12,965.84 : x
  2. Step 2: Convert to fraction form
    22,847.44/34,247.82 = 12,965.84/x
  3. Step 3: Cross multiply
    22,847.44x = 34,247.82 × 12,965.84
  4. Step 4: Simplify right side
    22,847.44x = 444,051,754.47
  5. Step 5: Solve for x
    x = 444,051,754.47/22,847.44
  6. Step 6: Final answer
    x = 19,435.51

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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.