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Finding the Fourth Proportional to 36,773.49, 55,160.84 and 17,787.09

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Solution

The fourth proportional to 36,773.49, 55,160.84 and 17,787.09 is: 26,680.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,773.49 : 55,160.84 = 17,787.09 : x
  2. Step 2: Convert to fraction form
    36,773.49/55,160.84 = 17,787.09/x
  3. Step 3: Cross multiply
    36,773.49x = 55,160.84 × 17,787.09
  4. Step 4: Simplify right side
    36,773.49x = 981,150,870.02
  5. Step 5: Solve for x
    x = 981,150,870.02/36,773.49
  6. Step 6: Final answer
    x = 26,680.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.