Home / 22,420.26-33,630.39-10,571.28

Finding the Fourth Proportional to 22,420.26, 33,630.39 and 10,571.28

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Solution

The fourth proportional to 22,420.26, 33,630.39 and 10,571.28 is: 15,856.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,420.26 : 33,630.39 = 10,571.28 : x
  2. Step 2: Convert to fraction form
    22,420.26/33,630.39 = 10,571.28/x
  3. Step 3: Cross multiply
    22,420.26x = 33,630.39 × 10,571.28
  4. Step 4: Simplify right side
    22,420.26x = 355,516,143.09
  5. Step 5: Solve for x
    x = 355,516,143.09/22,420.26
  6. Step 6: Final answer
    x = 15,856.91

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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.