Home / 31,517.20-43,493.47-17,370.06

Finding the Fourth Proportional to 31,517.20, 43,493.47 and 17,370.06

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Solution

The fourth proportional to 31,517.20, 43,493.47 and 17,370.06 is: 23,970.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,517.20 : 43,493.47 = 17,370.06 : x
  2. Step 2: Convert to fraction form
    31,517.20/43,493.47 = 17,370.06/x
  3. Step 3: Cross multiply
    31,517.20x = 43,493.47 × 17,370.06
  4. Step 4: Simplify right side
    31,517.20x = 755,484,183.51
  5. Step 5: Solve for x
    x = 755,484,183.51/31,517.20
  6. Step 6: Final answer
    x = 23,970.54

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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.