Home / 27,840.12-41,655.56-19,536.34

Finding the Fourth Proportional to 27,840.12, 41,655.56 and 19,536.34

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Solution

The fourth proportional to 27,840.12, 41,655.56 and 19,536.34 is: 29,231.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,840.12 : 41,655.56 = 19,536.34 : x
  2. Step 2: Convert to fraction form
    27,840.12/41,655.56 = 19,536.34/x
  3. Step 3: Cross multiply
    27,840.12x = 41,655.56 × 19,536.34
  4. Step 4: Simplify right side
    27,840.12x = 813,797,183.05
  5. Step 5: Solve for x
    x = 813,797,183.05/27,840.12
  6. Step 6: Final answer
    x = 29,231.09

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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.