Home / 27,917.01-41,920.62-18,444.57

Finding the Fourth Proportional to 27,917.01, 41,920.62 and 18,444.57

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Solution

The fourth proportional to 27,917.01, 41,920.62 and 18,444.57 is: 27,696.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,917.01 : 41,920.62 = 18,444.57 : x
  2. Step 2: Convert to fraction form
    27,917.01/41,920.62 = 18,444.57/x
  3. Step 3: Cross multiply
    27,917.01x = 41,920.62 × 18,444.57
  4. Step 4: Simplify right side
    27,917.01x = 773,207,810.03
  5. Step 5: Solve for x
    x = 773,207,810.03/27,917.01
  6. Step 6: Final answer
    x = 27,696.66

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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.