Home / 22,153.20-33,235.52-18,210.96

Finding the Fourth Proportional to 22,153.20, 33,235.52 and 18,210.96

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Solution

The fourth proportional to 22,153.20, 33,235.52 and 18,210.96 is: 27,321.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,153.20 : 33,235.52 = 18,210.96 : x
  2. Step 2: Convert to fraction form
    22,153.20/33,235.52 = 18,210.96/x
  3. Step 3: Cross multiply
    22,153.20x = 33,235.52 × 18,210.96
  4. Step 4: Simplify right side
    22,153.20x = 605,250,725.30
  5. Step 5: Solve for x
    x = 605,250,725.30/22,153.20
  6. Step 6: Final answer
    x = 27,321.14

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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.