Home / 36,389.96-54,584.94-11,431.96

Finding the Fourth Proportional to 36,389.96, 54,584.94 and 11,431.96

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Solution

The fourth proportional to 36,389.96, 54,584.94 and 11,431.96 is: 17,147.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,389.96 : 54,584.94 = 11,431.96 : x
  2. Step 2: Convert to fraction form
    36,389.96/54,584.94 = 11,431.96/x
  3. Step 3: Cross multiply
    36,389.96x = 54,584.94 × 11,431.96
  4. Step 4: Simplify right side
    36,389.96x = 624,012,850.68
  5. Step 5: Solve for x
    x = 624,012,850.68/36,389.96
  6. Step 6: Final answer
    x = 17,147.94

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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.