Home / 33,254.97-45,890.05-18,912.86

Finding the Fourth Proportional to 33,254.97, 45,890.05 and 18,912.86

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Solution

The fourth proportional to 33,254.97, 45,890.05 and 18,912.86 is: 26,098.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,254.97 : 45,890.05 = 18,912.86 : x
  2. Step 2: Convert to fraction form
    33,254.97/45,890.05 = 18,912.86/x
  3. Step 3: Cross multiply
    33,254.97x = 45,890.05 × 18,912.86
  4. Step 4: Simplify right side
    33,254.97x = 867,912,091.04
  5. Step 5: Solve for x
    x = 867,912,091.04/33,254.97
  6. Step 6: Final answer
    x = 26,098.72

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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.