Home / 31,183.28-43,030.68-17,033.12

Finding the Fourth Proportional to 31,183.28, 43,030.68 and 17,033.12

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Solution

The fourth proportional to 31,183.28, 43,030.68 and 17,033.12 is: 23,504.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,183.28 : 43,030.68 = 17,033.12 : x
  2. Step 2: Convert to fraction form
    31,183.28/43,030.68 = 17,033.12/x
  3. Step 3: Cross multiply
    31,183.28x = 43,030.68 × 17,033.12
  4. Step 4: Simplify right side
    31,183.28x = 732,946,736.12
  5. Step 5: Solve for x
    x = 732,946,736.12/31,183.28
  6. Step 6: Final answer
    x = 23,504.48

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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.