Home / 31,171.24-46,761.66-10,393

Finding the Fourth Proportional to 31,171.24, 46,761.66 and 10,393

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Solution

The fourth proportional to 31,171.24, 46,761.66 and 10,393 is: 15,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,171.24 : 46,761.66 = 10,393 : x
  2. Step 2: Convert to fraction form
    31,171.24/46,761.66 = 10,393/x
  3. Step 3: Cross multiply
    31,171.24x = 46,761.66 × 10,393
  4. Step 4: Simplify right side
    31,171.24x = 485,993,932.38
  5. Step 5: Solve for x
    x = 485,993,932.38/31,171.24
  6. Step 6: Final answer
    x = 15,591.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.