Home / 30,086.82-41,521.32-16,659.54

Finding the Fourth Proportional to 30,086.82, 41,521.32 and 16,659.54

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Solution

The fourth proportional to 30,086.82, 41,521.32 and 16,659.54 is: 22,991.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,086.82 : 41,521.32 = 16,659.54 : x
  2. Step 2: Convert to fraction form
    30,086.82/41,521.32 = 16,659.54/x
  3. Step 3: Cross multiply
    30,086.82x = 41,521.32 × 16,659.54
  4. Step 4: Simplify right side
    30,086.82x = 691,726,091.39
  5. Step 5: Solve for x
    x = 691,726,091.39/30,086.82
  6. Step 6: Final answer
    x = 22,991.00

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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.