Home / 22,161.56-33,264.88-11,076.20

Finding the Fourth Proportional to 22,161.56, 33,264.88 and 11,076.20

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Solution

The fourth proportional to 22,161.56, 33,264.88 and 11,076.20 is: 16,625.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.56 : 33,264.88 = 11,076.20 : x
  2. Step 2: Convert to fraction form
    22,161.56/33,264.88 = 11,076.20/x
  3. Step 3: Cross multiply
    22,161.56x = 33,264.88 × 11,076.20
  4. Step 4: Simplify right side
    22,161.56x = 368,448,463.86
  5. Step 5: Solve for x
    x = 368,448,463.86/22,161.56
  6. Step 6: Final answer
    x = 16,625.57

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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.