Home / 22,236.51-33,310.94-18,081.21

Finding the Fourth Proportional to 22,236.51, 33,310.94 and 18,081.21

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Solution

The fourth proportional to 22,236.51, 33,310.94 and 18,081.21 is: 27,086.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,236.51 : 33,310.94 = 18,081.21 : x
  2. Step 2: Convert to fraction form
    22,236.51/33,310.94 = 18,081.21/x
  3. Step 3: Cross multiply
    22,236.51x = 33,310.94 × 18,081.21
  4. Step 4: Simplify right side
    22,236.51x = 602,302,011.03
  5. Step 5: Solve for x
    x = 602,302,011.03/22,236.51
  6. Step 6: Final answer
    x = 27,086.18

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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.