Home / 31,166.37-43,010.73-17,738.73

Finding the Fourth Proportional to 31,166.37, 43,010.73 and 17,738.73

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Solution

The fourth proportional to 31,166.37, 43,010.73 and 17,738.73 is: 24,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,166.37 : 43,010.73 = 17,738.73 : x
  2. Step 2: Convert to fraction form
    31,166.37/43,010.73 = 17,738.73/x
  3. Step 3: Cross multiply
    31,166.37x = 43,010.73 × 17,738.73
  4. Step 4: Simplify right side
    31,166.37x = 762,955,726.57
  5. Step 5: Solve for x
    x = 762,955,726.57/31,166.37
  6. Step 6: Final answer
    x = 24,480.10

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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.