Home / 31,093.97-46,640.75-8,907.43

Finding the Fourth Proportional to 31,093.97, 46,640.75 and 8,907.43

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Solution

The fourth proportional to 31,093.97, 46,640.75 and 8,907.43 is: 13,361.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,093.97 : 46,640.75 = 8,907.43 : x
  2. Step 2: Convert to fraction form
    31,093.97/46,640.75 = 8,907.43/x
  3. Step 3: Cross multiply
    31,093.97x = 46,640.75 × 8,907.43
  4. Step 4: Simplify right side
    31,093.97x = 415,449,054.63
  5. Step 5: Solve for x
    x = 415,449,054.63/31,093.97
  6. Step 6: Final answer
    x = 13,361.08

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1.5x scale

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.