Home / 29,787.48-41,091.30-20,227.86

Finding the Fourth Proportional to 29,787.48, 41,091.30 and 20,227.86

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Solution

The fourth proportional to 29,787.48, 41,091.30 and 20,227.86 is: 27,903.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,787.48 : 41,091.30 = 20,227.86 : x
  2. Step 2: Convert to fraction form
    29,787.48/41,091.30 = 20,227.86/x
  3. Step 3: Cross multiply
    29,787.48x = 41,091.30 × 20,227.86
  4. Step 4: Simplify right side
    29,787.48x = 831,189,063.62
  5. Step 5: Solve for x
    x = 831,189,063.62/29,787.48
  6. Step 6: Final answer
    x = 27,903.97

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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.