Home / 22,140.30-33,192.99-11,041.28

Finding the Fourth Proportional to 22,140.30, 33,192.99 and 11,041.28

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Solution

The fourth proportional to 22,140.30, 33,192.99 and 11,041.28 is: 16,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140.30 : 33,192.99 = 11,041.28 : x
  2. Step 2: Convert to fraction form
    22,140.30/33,192.99 = 11,041.28/x
  3. Step 3: Cross multiply
    22,140.30x = 33,192.99 × 11,041.28
  4. Step 4: Simplify right side
    22,140.30x = 366,493,096.63
  5. Step 5: Solve for x
    x = 366,493,096.63/22,140.30
  6. Step 6: Final answer
    x = 16,553.21

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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.