Home / 18,550.91-27,828.09-6,071.02

Finding the Fourth Proportional to 18,550.91, 27,828.09 and 6,071.02

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Solution

The fourth proportional to 18,550.91, 27,828.09 and 6,071.02 is: 9,107.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.91 : 27,828.09 = 6,071.02 : x
  2. Step 2: Convert to fraction form
    18,550.91/27,828.09 = 6,071.02/x
  3. Step 3: Cross multiply
    18,550.91x = 27,828.09 × 6,071.02
  4. Step 4: Simplify right side
    18,550.91x = 168,944,890.95
  5. Step 5: Solve for x
    x = 168,944,890.95/18,550.91
  6. Step 6: Final answer
    x = 9,107.09

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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.