Home / 36,405.75-54,576.12-14,213.94

Finding the Fourth Proportional to 36,405.75, 54,576.12 and 14,213.94

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Solution

The fourth proportional to 36,405.75, 54,576.12 and 14,213.94 is: 21,308.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,405.75 : 54,576.12 = 14,213.94 : x
  2. Step 2: Convert to fraction form
    36,405.75/54,576.12 = 14,213.94/x
  3. Step 3: Cross multiply
    36,405.75x = 54,576.12 × 14,213.94
  4. Step 4: Simplify right side
    36,405.75x = 775,741,695.11
  5. Step 5: Solve for x
    x = 775,741,695.11/36,405.75
  6. Step 6: Final answer
    x = 21,308.22

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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.