Home / 31,912.53-44,010.61-19,976.95

Finding the Fourth Proportional to 31,912.53, 44,010.61 and 19,976.95

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Solution

The fourth proportional to 31,912.53, 44,010.61 and 19,976.95 is: 27,550.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912.53 : 44,010.61 = 19,976.95 : x
  2. Step 2: Convert to fraction form
    31,912.53/44,010.61 = 19,976.95/x
  3. Step 3: Cross multiply
    31,912.53x = 44,010.61 × 19,976.95
  4. Step 4: Simplify right side
    31,912.53x = 879,197,755.44
  5. Step 5: Solve for x
    x = 879,197,755.44/31,912.53
  6. Step 6: Final answer
    x = 27,550.24

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1.5x scale

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.