Home / 31,856.77-43,963.47-17,517.69

Finding the Fourth Proportional to 31,856.77, 43,963.47 and 17,517.69

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Solution

The fourth proportional to 31,856.77, 43,963.47 and 17,517.69 is: 24,175.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,856.77 : 43,963.47 = 17,517.69 : x
  2. Step 2: Convert to fraction form
    31,856.77/43,963.47 = 17,517.69/x
  3. Step 3: Cross multiply
    31,856.77x = 43,963.47 × 17,517.69
  4. Step 4: Simplify right side
    31,856.77x = 770,138,438.78
  5. Step 5: Solve for x
    x = 770,138,438.78/31,856.77
  6. Step 6: Final answer
    x = 24,175.03

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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.