Home / 36,020.78-53,987.41-25,493.87

Finding the Fourth Proportional to 36,020.78, 53,987.41 and 25,493.87

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Solution

The fourth proportional to 36,020.78, 53,987.41 and 25,493.87 is: 38,209.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,020.78 : 53,987.41 = 25,493.87 : x
  2. Step 2: Convert to fraction form
    36,020.78/53,987.41 = 25,493.87/x
  3. Step 3: Cross multiply
    36,020.78x = 53,987.41 × 25,493.87
  4. Step 4: Simplify right side
    36,020.78x = 1,376,348,179.01
  5. Step 5: Solve for x
    x = 1,376,348,179.01/36,020.78
  6. Step 6: Final answer
    x = 38,209.83

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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.