Home / 29,027.86-43,556.40-21,647.14

Finding the Fourth Proportional to 29,027.86, 43,556.40 and 21,647.14

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Solution

The fourth proportional to 29,027.86, 43,556.40 and 21,647.14 is: 32,481.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,027.86 : 43,556.40 = 21,647.14 : x
  2. Step 2: Convert to fraction form
    29,027.86/43,556.40 = 21,647.14/x
  3. Step 3: Cross multiply
    29,027.86x = 43,556.40 × 21,647.14
  4. Step 4: Simplify right side
    29,027.86x = 942,871,488.70
  5. Step 5: Solve for x
    x = 942,871,488.70/29,027.86
  6. Step 6: Final answer
    x = 32,481.61

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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.