Home / 22,018.88-33,043.36-8,872.28

Finding the Fourth Proportional to 22,018.88, 33,043.36 and 8,872.28

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Solution

The fourth proportional to 22,018.88, 33,043.36 and 8,872.28 is: 13,314.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,018.88 : 33,043.36 = 8,872.28 : x
  2. Step 2: Convert to fraction form
    22,018.88/33,043.36 = 8,872.28/x
  3. Step 3: Cross multiply
    22,018.88x = 33,043.36 × 8,872.28
  4. Step 4: Simplify right side
    22,018.88x = 293,169,942.06
  5. Step 5: Solve for x
    x = 293,169,942.06/22,018.88
  6. Step 6: Final answer
    x = 13,314.48

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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.