Home / 31,183.54-43,031.26-17,036.38

Finding the Fourth Proportional to 31,183.54, 43,031.26 and 17,036.38

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Solution

The fourth proportional to 31,183.54, 43,031.26 and 17,036.38 is: 23,509.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,183.54 : 43,031.26 = 17,036.38 : x
  2. Step 2: Convert to fraction form
    31,183.54/43,031.26 = 17,036.38/x
  3. Step 3: Cross multiply
    31,183.54x = 43,031.26 × 17,036.38
  4. Step 4: Simplify right side
    31,183.54x = 733,096,897.24
  5. Step 5: Solve for x
    x = 733,096,897.24/31,183.54
  6. Step 6: Final answer
    x = 23,509.10

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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.