Home / 18,107.09-27,027.46-16,837.95

Finding the Fourth Proportional to 18,107.09, 27,027.46 and 16,837.95

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Solution

The fourth proportional to 18,107.09, 27,027.46 and 16,837.95 is: 25,133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107.09 : 27,027.46 = 16,837.95 : x
  2. Step 2: Convert to fraction form
    18,107.09/27,027.46 = 16,837.95/x
  3. Step 3: Cross multiply
    18,107.09x = 27,027.46 × 16,837.95
  4. Step 4: Simplify right side
    18,107.09x = 455,087,020.11
  5. Step 5: Solve for x
    x = 455,087,020.11/18,107.09
  6. Step 6: Final answer
    x = 25,133.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.