Home / 31,175.73-46,767.82-10,108.90

Finding the Fourth Proportional to 31,175.73, 46,767.82 and 10,108.90

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Solution

The fourth proportional to 31,175.73, 46,767.82 and 10,108.90 is: 15,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,175.73 : 46,767.82 = 10,108.90 : x
  2. Step 2: Convert to fraction form
    31,175.73/46,767.82 = 10,108.90/x
  3. Step 3: Cross multiply
    31,175.73x = 46,767.82 × 10,108.90
  4. Step 4: Simplify right side
    31,175.73x = 472,770,981.76
  5. Step 5: Solve for x
    x = 472,770,981.76/31,175.73
  6. Step 6: Final answer
    x = 15,164.71

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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.