Home / 31,856.19-43,962.66-17,517.11

Finding the Fourth Proportional to 31,856.19, 43,962.66 and 17,517.11

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Solution

The fourth proportional to 31,856.19, 43,962.66 and 17,517.11 is: 24,174.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,856.19 : 43,962.66 = 17,517.11 : x
  2. Step 2: Convert to fraction form
    31,856.19/43,962.66 = 17,517.11/x
  3. Step 3: Cross multiply
    31,856.19x = 43,962.66 × 17,517.11
  4. Step 4: Simplify right side
    31,856.19x = 770,098,673.18
  5. Step 5: Solve for x
    x = 770,098,673.18/31,856.19
  6. Step 6: Final answer
    x = 24,174.23

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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.