Home / 22,126.92-30,564.99-20,552.28

Finding the Fourth Proportional to 22,126.92, 30,564.99 and 20,552.28

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Solution

The fourth proportional to 22,126.92, 30,564.99 and 20,552.28 is: 28,389.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,126.92 : 30,564.99 = 20,552.28 : x
  2. Step 2: Convert to fraction form
    22,126.92/30,564.99 = 20,552.28/x
  3. Step 3: Cross multiply
    22,126.92x = 30,564.99 × 20,552.28
  4. Step 4: Simplify right side
    22,126.92x = 628,180,232.68
  5. Step 5: Solve for x
    x = 628,180,232.68/22,126.92
  6. Step 6: Final answer
    x = 28,389.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.