Home / 33,481.64-46,187.21-19,861.76

Finding the Fourth Proportional to 33,481.64, 46,187.21 and 19,861.76

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Solution

The fourth proportional to 33,481.64, 46,187.21 and 19,861.76 is: 27,398.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,481.64 : 46,187.21 = 19,861.76 : x
  2. Step 2: Convert to fraction form
    33,481.64/46,187.21 = 19,861.76/x
  3. Step 3: Cross multiply
    33,481.64x = 46,187.21 × 19,861.76
  4. Step 4: Simplify right side
    33,481.64x = 917,359,280.09
  5. Step 5: Solve for x
    x = 917,359,280.09/33,481.64
  6. Step 6: Final answer
    x = 27,398.88

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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.