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Finding the Fourth Proportional to 36,391.46, 54,587.19 and 11,433.46

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Solution

The fourth proportional to 36,391.46, 54,587.19 and 11,433.46 is: 17,150.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,391.46 : 54,587.19 = 11,433.46 : x
  2. Step 2: Convert to fraction form
    36,391.46/54,587.19 = 11,433.46/x
  3. Step 3: Cross multiply
    36,391.46x = 54,587.19 × 11,433.46
  4. Step 4: Simplify right side
    36,391.46x = 624,120,453.38
  5. Step 5: Solve for x
    x = 624,120,453.38/36,391.46
  6. Step 6: Final answer
    x = 17,150.19

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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.