Home / 18,036.81-27,044.82-5,553.47

Finding the Fourth Proportional to 18,036.81, 27,044.82 and 5,553.47

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Solution

The fourth proportional to 18,036.81, 27,044.82 and 5,553.47 is: 8,327.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.81 : 27,044.82 = 5,553.47 : x
  2. Step 2: Convert to fraction form
    18,036.81/27,044.82 = 5,553.47/x
  3. Step 3: Cross multiply
    18,036.81x = 27,044.82 × 5,553.47
  4. Step 4: Simplify right side
    18,036.81x = 150,192,664.14
  5. Step 5: Solve for x
    x = 150,192,664.14/18,036.81
  6. Step 6: Final answer
    x = 8,327.01

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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.