Home / 18,268.39-27,404.75-5,788.99

Finding the Fourth Proportional to 18,268.39, 27,404.75 and 5,788.99

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Solution

The fourth proportional to 18,268.39, 27,404.75 and 5,788.99 is: 8,684.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268.39 : 27,404.75 = 5,788.99 : x
  2. Step 2: Convert to fraction form
    18,268.39/27,404.75 = 5,788.99/x
  3. Step 3: Cross multiply
    18,268.39x = 27,404.75 × 5,788.99
  4. Step 4: Simplify right side
    18,268.39x = 158,645,794.76
  5. Step 5: Solve for x
    x = 158,645,794.76/18,268.39
  6. Step 6: Final answer
    x = 8,684.17

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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.