Home / 18,338.82-27,508.43-5,858.79

Finding the Fourth Proportional to 18,338.82, 27,508.43 and 5,858.79

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Solution

The fourth proportional to 18,338.82, 27,508.43 and 5,858.79 is: 8,788.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338.82 : 27,508.43 = 5,858.79 : x
  2. Step 2: Convert to fraction form
    18,338.82/27,508.43 = 5,858.79/x
  3. Step 3: Cross multiply
    18,338.82x = 27,508.43 × 5,858.79
  4. Step 4: Simplify right side
    18,338.82x = 161,166,114.60
  5. Step 5: Solve for x
    x = 161,166,114.60/18,338.82
  6. Step 6: Final answer
    x = 8,788.25

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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.