Home / 18,495.03-27,749.53-11,104.65

Finding the Fourth Proportional to 18,495.03, 27,749.53 and 11,104.65

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Solution

The fourth proportional to 18,495.03, 27,749.53 and 11,104.65 is: 16,661.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,495.03 : 27,749.53 = 11,104.65 : x
  2. Step 2: Convert to fraction form
    18,495.03/27,749.53 = 11,104.65/x
  3. Step 3: Cross multiply
    18,495.03x = 27,749.53 × 11,104.65
  4. Step 4: Simplify right side
    18,495.03x = 308,148,707.33
  5. Step 5: Solve for x
    x = 308,148,707.33/18,495.03
  6. Step 6: Final answer
    x = 16,661.16

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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.