Home / 33,083.60-45,657.36-18,936.14

Finding the Fourth Proportional to 33,083.60, 45,657.36 and 18,936.14

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Solution

The fourth proportional to 33,083.60, 45,657.36 and 18,936.14 is: 26,133.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,083.60 : 45,657.36 = 18,936.14 : x
  2. Step 2: Convert to fraction form
    33,083.60/45,657.36 = 18,936.14/x
  3. Step 3: Cross multiply
    33,083.60x = 45,657.36 × 18,936.14
  4. Step 4: Simplify right side
    33,083.60x = 864,573,932.70
  5. Step 5: Solve for x
    x = 864,573,932.70/33,083.60
  6. Step 6: Final answer
    x = 26,133.01

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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.