Home / 21,850.34-32,743.78-11,846.62

Finding the Fourth Proportional to 21,850.34, 32,743.78 and 11,846.62

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Solution

The fourth proportional to 21,850.34, 32,743.78 and 11,846.62 is: 17,752.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850.34 : 32,743.78 = 11,846.62 : x
  2. Step 2: Convert to fraction form
    21,850.34/32,743.78 = 11,846.62/x
  3. Step 3: Cross multiply
    21,850.34x = 32,743.78 × 11,846.62
  4. Step 4: Simplify right side
    21,850.34x = 387,903,119.02
  5. Step 5: Solve for x
    x = 387,903,119.02/21,850.34
  6. Step 6: Final answer
    x = 17,752.73

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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.