Home / 36,302.62-54,468-14,131.56

Finding the Fourth Proportional to 36,302.62, 54,468 and 14,131.56

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Solution

The fourth proportional to 36,302.62, 54,468 and 14,131.56 is: 21,202.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,302.62 : 54,468 = 14,131.56 : x
  2. Step 2: Convert to fraction form
    36,302.62/54,468 = 14,131.56/x
  3. Step 3: Cross multiply
    36,302.62x = 54,468 × 14,131.56
  4. Step 4: Simplify right side
    36,302.62x = 769,717,810.08
  5. Step 5: Solve for x
    x = 769,717,810.08/36,302.62
  6. Step 6: Final answer
    x = 21,202.82

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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.