Home / 16,928.60-25,393.49-8,039.36

Finding the Fourth Proportional to 16,928.60, 25,393.49 and 8,039.36

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Solution

The fourth proportional to 16,928.60, 25,393.49 and 8,039.36 is: 12,059.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,928.60 : 25,393.49 = 8,039.36 : x
  2. Step 2: Convert to fraction form
    16,928.60/25,393.49 = 8,039.36/x
  3. Step 3: Cross multiply
    16,928.60x = 25,393.49 × 8,039.36
  4. Step 4: Simplify right side
    16,928.60x = 204,147,240.60
  5. Step 5: Solve for x
    x = 204,147,240.60/16,928.60
  6. Step 6: Final answer
    x = 12,059.31

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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.