Home / 36,021.53-54,035.03-9,725.90

Finding the Fourth Proportional to 36,021.53, 54,035.03 and 9,725.90

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Solution

The fourth proportional to 36,021.53, 54,035.03 and 9,725.90 is: 14,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,021.53 : 54,035.03 = 9,725.90 : x
  2. Step 2: Convert to fraction form
    36,021.53/54,035.03 = 9,725.90/x
  3. Step 3: Cross multiply
    36,021.53x = 54,035.03 × 9,725.90
  4. Step 4: Simplify right side
    36,021.53x = 525,539,052.42
  5. Step 5: Solve for x
    x = 525,539,052.42/36,021.53
  6. Step 6: Final answer
    x = 14,589.58

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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.