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Finding the Fourth Proportional to 36,334.20, 54,460.80 and 14,140.20

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Solution

The fourth proportional to 36,334.20, 54,460.80 and 14,140.20 is: 21,194.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,334.20 : 54,460.80 = 14,140.20 : x
  2. Step 2: Convert to fraction form
    36,334.20/54,460.80 = 14,140.20/x
  3. Step 3: Cross multiply
    36,334.20x = 54,460.80 × 14,140.20
  4. Step 4: Simplify right side
    36,334.20x = 770,086,604.16
  5. Step 5: Solve for x
    x = 770,086,604.16/36,334.20
  6. Step 6: Final answer
    x = 21,194.54

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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.