Home / 27,144.24-40,690.83-14,645.54

Finding the Fourth Proportional to 27,144.24, 40,690.83 and 14,645.54

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Solution

The fourth proportional to 27,144.24, 40,690.83 and 14,645.54 is: 21,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,144.24 : 40,690.83 = 14,645.54 : x
  2. Step 2: Convert to fraction form
    27,144.24/40,690.83 = 14,645.54/x
  3. Step 3: Cross multiply
    27,144.24x = 40,690.83 × 14,645.54
  4. Step 4: Simplify right side
    27,144.24x = 595,938,974.94
  5. Step 5: Solve for x
    x = 595,938,974.94/27,144.24
  6. Step 6: Final answer
    x = 21,954.53

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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.