Home / 23,020.43-31,767.66-14,067.90

Finding the Fourth Proportional to 23,020.43, 31,767.66 and 14,067.90

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Solution

The fourth proportional to 23,020.43, 31,767.66 and 14,067.90 is: 19,413.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,020.43 : 31,767.66 = 14,067.90 : x
  2. Step 2: Convert to fraction form
    23,020.43/31,767.66 = 14,067.90/x
  3. Step 3: Cross multiply
    23,020.43x = 31,767.66 × 14,067.90
  4. Step 4: Simplify right side
    23,020.43x = 446,904,264.11
  5. Step 5: Solve for x
    x = 446,904,264.11/23,020.43
  6. Step 6: Final answer
    x = 19,413.38

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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.