Home / 19,162.43-28,736.47-6,679.25

Finding the Fourth Proportional to 19,162.43, 28,736.47 and 6,679.25

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Solution

The fourth proportional to 19,162.43, 28,736.47 and 6,679.25 is: 10,016.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,162.43 : 28,736.47 = 6,679.25 : x
  2. Step 2: Convert to fraction form
    19,162.43/28,736.47 = 6,679.25/x
  3. Step 3: Cross multiply
    19,162.43x = 28,736.47 × 6,679.25
  4. Step 4: Simplify right side
    19,162.43x = 191,937,906.87
  5. Step 5: Solve for x
    x = 191,937,906.87/19,162.43
  6. Step 6: Final answer
    x = 10,016.37

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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.