Home / 33,286.95-45,936.36-18,180.06

Finding the Fourth Proportional to 33,286.95, 45,936.36 and 18,180.06

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Solution

The fourth proportional to 33,286.95, 45,936.36 and 18,180.06 is: 25,088.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,286.95 : 45,936.36 = 18,180.06 : x
  2. Step 2: Convert to fraction form
    33,286.95/45,936.36 = 18,180.06/x
  3. Step 3: Cross multiply
    33,286.95x = 45,936.36 × 18,180.06
  4. Step 4: Simplify right side
    33,286.95x = 835,125,608.72
  5. Step 5: Solve for x
    x = 835,125,608.72/33,286.95
  6. Step 6: Final answer
    x = 25,088.68

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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.