Home / 31,067.80-46,608.72-11,346.46

Finding the Fourth Proportional to 31,067.80, 46,608.72 and 11,346.46

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Solution

The fourth proportional to 31,067.80, 46,608.72 and 11,346.46 is: 17,022.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,067.80 : 46,608.72 = 11,346.46 : x
  2. Step 2: Convert to fraction form
    31,067.80/46,608.72 = 11,346.46/x
  3. Step 3: Cross multiply
    31,067.80x = 46,608.72 × 11,346.46
  4. Step 4: Simplify right side
    31,067.80x = 528,843,977.13
  5. Step 5: Solve for x
    x = 528,843,977.13/31,067.80
  6. Step 6: Final answer
    x = 17,022.25

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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.