Home / 29,170.37-43,755.62-19,787.18

Finding the Fourth Proportional to 29,170.37, 43,755.62 and 19,787.18

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Solution

The fourth proportional to 29,170.37, 43,755.62 and 19,787.18 is: 29,680.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,170.37 : 43,755.62 = 19,787.18 : x
  2. Step 2: Convert to fraction form
    29,170.37/43,755.62 = 19,787.18/x
  3. Step 3: Cross multiply
    29,170.37x = 43,755.62 × 19,787.18
  4. Step 4: Simplify right side
    29,170.37x = 865,800,011.24
  5. Step 5: Solve for x
    x = 865,800,011.24/29,170.37
  6. Step 6: Final answer
    x = 29,680.81

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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.