Home / 17,837.32-26,755.86-13,945

Finding the Fourth Proportional to 17,837.32, 26,755.86 and 13,945

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Solution

The fourth proportional to 17,837.32, 26,755.86 and 13,945 is: 20,917.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,837.32 : 26,755.86 = 13,945 : x
  2. Step 2: Convert to fraction form
    17,837.32/26,755.86 = 13,945/x
  3. Step 3: Cross multiply
    17,837.32x = 26,755.86 × 13,945
  4. Step 4: Simplify right side
    17,837.32x = 373,110,467.70
  5. Step 5: Solve for x
    x = 373,110,467.70/17,837.32
  6. Step 6: Final answer
    x = 20,917.41

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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.