Home / 31,067.89-46,590.48-11,340.61

Finding the Fourth Proportional to 31,067.89, 46,590.48 and 11,340.61

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Solution

The fourth proportional to 31,067.89, 46,590.48 and 11,340.61 is: 17,006.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,067.89 : 46,590.48 = 11,340.61 : x
  2. Step 2: Convert to fraction form
    31,067.89/46,590.48 = 11,340.61/x
  3. Step 3: Cross multiply
    31,067.89x = 46,590.48 × 11,340.61
  4. Step 4: Simplify right side
    31,067.89x = 528,364,463.39
  5. Step 5: Solve for x
    x = 528,364,463.39/31,067.89
  6. Step 6: Final answer
    x = 17,006.77

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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.