Home / 27,867.12-38,474.64-17,268

Finding the Fourth Proportional to 27,867.12, 38,474.64 and 17,268

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Solution

The fourth proportional to 27,867.12, 38,474.64 and 17,268 is: 23,841.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,867.12 : 38,474.64 = 17,268 : x
  2. Step 2: Convert to fraction form
    27,867.12/38,474.64 = 17,268/x
  3. Step 3: Cross multiply
    27,867.12x = 38,474.64 × 17,268
  4. Step 4: Simplify right side
    27,867.12x = 664,380,083.52
  5. Step 5: Solve for x
    x = 664,380,083.52/27,867.12
  6. Step 6: Final answer
    x = 23,841.00

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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.