Home / 31,183.28-43,032.92-17,753.84

Finding the Fourth Proportional to 31,183.28, 43,032.92 and 17,753.84

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Solution

The fourth proportional to 31,183.28, 43,032.92 and 17,753.84 is: 24,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,183.28 : 43,032.92 = 17,753.84 : x
  2. Step 2: Convert to fraction form
    31,183.28/43,032.92 = 17,753.84/x
  3. Step 3: Cross multiply
    31,183.28x = 43,032.92 × 17,753.84
  4. Step 4: Simplify right side
    31,183.28x = 763,999,576.41
  5. Step 5: Solve for x
    x = 763,999,576.41/31,183.28
  6. Step 6: Final answer
    x = 24,500.30

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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.