Home / 36,626.90-54,940.32-13,247.87

Finding the Fourth Proportional to 36,626.90, 54,940.32 and 13,247.87

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Solution

The fourth proportional to 36,626.90, 54,940.32 and 13,247.87 is: 19,871.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,626.90 : 54,940.32 = 13,247.87 : x
  2. Step 2: Convert to fraction form
    36,626.90/54,940.32 = 13,247.87/x
  3. Step 3: Cross multiply
    36,626.90x = 54,940.32 × 13,247.87
  4. Step 4: Simplify right side
    36,626.90x = 727,841,942.42
  5. Step 5: Solve for x
    x = 727,841,942.42/36,626.90
  6. Step 6: Final answer
    x = 19,871.79

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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.