Home / 18,258.37-27,387.73-4,932.03

Finding the Fourth Proportional to 18,258.37, 27,387.73 and 4,932.03

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Solution

The fourth proportional to 18,258.37, 27,387.73 and 4,932.03 is: 7,398.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,258.37 : 27,387.73 = 4,932.03 : x
  2. Step 2: Convert to fraction form
    18,258.37/27,387.73 = 4,932.03/x
  3. Step 3: Cross multiply
    18,258.37x = 27,387.73 × 4,932.03
  4. Step 4: Simplify right side
    18,258.37x = 135,077,029.23
  5. Step 5: Solve for x
    x = 135,077,029.23/18,258.37
  6. Step 6: Final answer
    x = 7,398.09

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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.