Home / 15,183.36-22,736.96-9,619.84

Finding the Fourth Proportional to 15,183.36, 22,736.96 and 9,619.84

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Solution

The fourth proportional to 15,183.36, 22,736.96 and 9,619.84 is: 14,405.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,183.36 : 22,736.96 = 9,619.84 : x
  2. Step 2: Convert to fraction form
    15,183.36/22,736.96 = 9,619.84/x
  3. Step 3: Cross multiply
    15,183.36x = 22,736.96 × 9,619.84
  4. Step 4: Simplify right side
    15,183.36x = 218,725,917.29
  5. Step 5: Solve for x
    x = 218,725,917.29/15,183.36
  6. Step 6: Final answer
    x = 14,405.63

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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.