Home / 31,912.86-44,028.99-19,341.66

Finding the Fourth Proportional to 31,912.86, 44,028.99 and 19,341.66

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Solution

The fourth proportional to 31,912.86, 44,028.99 and 19,341.66 is: 26,684.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912.86 : 44,028.99 = 19,341.66 : x
  2. Step 2: Convert to fraction form
    31,912.86/44,028.99 = 19,341.66/x
  3. Step 3: Cross multiply
    31,912.86x = 44,028.99 × 19,341.66
  4. Step 4: Simplify right side
    31,912.86x = 851,593,754.72
  5. Step 5: Solve for x
    x = 851,593,754.72/31,912.86
  6. Step 6: Final answer
    x = 26,684.97

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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.