Home / 31,717.20-43,772.41-17,571.36

Finding the Fourth Proportional to 31,717.20, 43,772.41 and 17,571.36

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Solution

The fourth proportional to 31,717.20, 43,772.41 and 17,571.36 is: 24,249.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,717.20 : 43,772.41 = 17,571.36 : x
  2. Step 2: Convert to fraction form
    31,717.20/43,772.41 = 17,571.36/x
  3. Step 3: Cross multiply
    31,717.20x = 43,772.41 × 17,571.36
  4. Step 4: Simplify right side
    31,717.20x = 769,140,774.18
  5. Step 5: Solve for x
    x = 769,140,774.18/31,717.20
  6. Step 6: Final answer
    x = 24,249.96

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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.