Home / 21,764.56-32,647.20-11,396.56

Finding the Fourth Proportional to 21,764.56, 32,647.20 and 11,396.56

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Solution

The fourth proportional to 21,764.56, 32,647.20 and 11,396.56 is: 17,095.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,764.56 : 32,647.20 = 11,396.56 : x
  2. Step 2: Convert to fraction form
    21,764.56/32,647.20 = 11,396.56/x
  3. Step 3: Cross multiply
    21,764.56x = 32,647.20 × 11,396.56
  4. Step 4: Simplify right side
    21,764.56x = 372,065,773.63
  5. Step 5: Solve for x
    x = 372,065,773.63/21,764.56
  6. Step 6: Final answer
    x = 17,095.03

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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.