Home / 27,743.78-41,615.22-12,944.36

Finding the Fourth Proportional to 27,743.78, 41,615.22 and 12,944.36

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Solution

The fourth proportional to 27,743.78, 41,615.22 and 12,944.36 is: 19,416.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,743.78 : 41,615.22 = 12,944.36 : x
  2. Step 2: Convert to fraction form
    27,743.78/41,615.22 = 12,944.36/x
  3. Step 3: Cross multiply
    27,743.78x = 41,615.22 × 12,944.36
  4. Step 4: Simplify right side
    27,743.78x = 538,682,389.16
  5. Step 5: Solve for x
    x = 538,682,389.16/27,743.78
  6. Step 6: Final answer
    x = 19,416.33

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1.5x scale

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.