Home / 38,353.80-57,536.38-19,644.42

Finding the Fourth Proportional to 38,353.80, 57,536.38 and 19,644.42

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Solution

The fourth proportional to 38,353.80, 57,536.38 and 19,644.42 is: 29,469.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,353.80 : 57,536.38 = 19,644.42 : x
  2. Step 2: Convert to fraction form
    38,353.80/57,536.38 = 19,644.42/x
  3. Step 3: Cross multiply
    38,353.80x = 57,536.38 × 19,644.42
  4. Step 4: Simplify right side
    38,353.80x = 1,130,268,814.00
  5. Step 5: Solve for x
    x = 1,130,268,814.00/38,353.80
  6. Step 6: Final answer
    x = 29,469.54

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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.