Home / 31,717.35-43,772.22-17,571.15

Finding the Fourth Proportional to 31,717.35, 43,772.22 and 17,571.15

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Solution

The fourth proportional to 31,717.35, 43,772.22 and 17,571.15 is: 24,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,717.35 : 43,772.22 = 17,571.15 : x
  2. Step 2: Convert to fraction form
    31,717.35/43,772.22 = 17,571.15/x
  3. Step 3: Cross multiply
    31,717.35x = 43,772.22 × 17,571.15
  4. Step 4: Simplify right side
    31,717.35x = 769,128,243.45
  5. Step 5: Solve for x
    x = 769,128,243.45/31,717.35
  6. Step 6: Final answer
    x = 24,249.45

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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.