Home / 31,722.32-43,773.96-17,571.44

Finding the Fourth Proportional to 31,722.32, 43,773.96 and 17,571.44

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Solution

The fourth proportional to 31,722.32, 43,773.96 and 17,571.44 is: 24,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,722.32 : 43,773.96 = 17,571.44 : x
  2. Step 2: Convert to fraction form
    31,722.32/43,773.96 = 17,571.44/x
  3. Step 3: Cross multiply
    31,722.32x = 43,773.96 × 17,571.44
  4. Step 4: Simplify right side
    31,722.32x = 769,171,511.70
  5. Step 5: Solve for x
    x = 769,171,511.70/31,722.32
  6. Step 6: Final answer
    x = 24,247.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.