Home / 26,371.44-39,546-13,883.58

Finding the Fourth Proportional to 26,371.44, 39,546 and 13,883.58

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Solution

The fourth proportional to 26,371.44, 39,546 and 13,883.58 is: 20,819.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,371.44 : 39,546 = 13,883.58 : x
  2. Step 2: Convert to fraction form
    26,371.44/39,546 = 13,883.58/x
  3. Step 3: Cross multiply
    26,371.44x = 39,546 × 13,883.58
  4. Step 4: Simplify right side
    26,371.44x = 549,040,054.68
  5. Step 5: Solve for x
    x = 549,040,054.68/26,371.44
  6. Step 6: Final answer
    x = 20,819.49

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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.