Home / 22,129.66-33,190.44-10,280.17

Finding the Fourth Proportional to 22,129.66, 33,190.44 and 10,280.17

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Solution

The fourth proportional to 22,129.66, 33,190.44 and 10,280.17 is: 15,418.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,129.66 : 33,190.44 = 10,280.17 : x
  2. Step 2: Convert to fraction form
    22,129.66/33,190.44 = 10,280.17/x
  3. Step 3: Cross multiply
    22,129.66x = 33,190.44 × 10,280.17
  4. Step 4: Simplify right side
    22,129.66x = 341,203,365.57
  5. Step 5: Solve for x
    x = 341,203,365.57/22,129.66
  6. Step 6: Final answer
    x = 15,418.37

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1.5x scale

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.