Home / 16,936.36-25,409.67-6,409.60

Finding the Fourth Proportional to 16,936.36, 25,409.67 and 6,409.60

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Solution

The fourth proportional to 16,936.36, 25,409.67 and 6,409.60 is: 9,616.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,936.36 : 25,409.67 = 6,409.60 : x
  2. Step 2: Convert to fraction form
    16,936.36/25,409.67 = 6,409.60/x
  3. Step 3: Cross multiply
    16,936.36x = 25,409.67 × 6,409.60
  4. Step 4: Simplify right side
    16,936.36x = 162,865,733.27
  5. Step 5: Solve for x
    x = 162,865,733.27/16,936.36
  6. Step 6: Final answer
    x = 9,616.34

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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.