Home / 35,879.75-53,828.27-11,255.75

Finding the Fourth Proportional to 35,879.75, 53,828.27 and 11,255.75

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Solution

The fourth proportional to 35,879.75, 53,828.27 and 11,255.75 is: 16,886.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,879.75 : 53,828.27 = 11,255.75 : x
  2. Step 2: Convert to fraction form
    35,879.75/53,828.27 = 11,255.75/x
  3. Step 3: Cross multiply
    35,879.75x = 53,828.27 × 11,255.75
  4. Step 4: Simplify right side
    35,879.75x = 605,877,550.05
  5. Step 5: Solve for x
    x = 605,877,550.05/35,879.75
  6. Step 6: Final answer
    x = 16,886.34

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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.