Home / 41,286.78-61,914.32-17,579.30

Finding the Fourth Proportional to 41,286.78, 61,914.32 and 17,579.30

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Solution

The fourth proportional to 41,286.78, 61,914.32 and 17,579.30 is: 26,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,286.78 : 61,914.32 = 17,579.30 : x
  2. Step 2: Convert to fraction form
    41,286.78/61,914.32 = 17,579.30/x
  3. Step 3: Cross multiply
    41,286.78x = 61,914.32 × 17,579.30
  4. Step 4: Simplify right side
    41,286.78x = 1,088,410,405.58
  5. Step 5: Solve for x
    x = 1,088,410,405.58/41,286.78
  6. Step 6: Final answer
    x = 26,362.20

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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.