Home / 31,183.76-43,031.98-17,033.88

Finding the Fourth Proportional to 31,183.76, 43,031.98 and 17,033.88

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Solution

The fourth proportional to 31,183.76, 43,031.98 and 17,033.88 is: 23,505.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,183.76 : 43,031.98 = 17,033.88 : x
  2. Step 2: Convert to fraction form
    31,183.76/43,031.98 = 17,033.88/x
  3. Step 3: Cross multiply
    31,183.76x = 43,031.98 × 17,033.88
  4. Step 4: Simplify right side
    31,183.76x = 733,001,583.48
  5. Step 5: Solve for x
    x = 733,001,583.48/31,183.76
  6. Step 6: Final answer
    x = 23,505.88

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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.