Home / 16,858.37-25,290.81-6,469.31

Finding the Fourth Proportional to 16,858.37, 25,290.81 and 6,469.31

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Solution

The fourth proportional to 16,858.37, 25,290.81 and 6,469.31 is: 9,705.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.37 : 25,290.81 = 6,469.31 : x
  2. Step 2: Convert to fraction form
    16,858.37/25,290.81 = 6,469.31/x
  3. Step 3: Cross multiply
    16,858.37x = 25,290.81 × 6,469.31
  4. Step 4: Simplify right side
    16,858.37x = 163,614,153.27
  5. Step 5: Solve for x
    x = 163,614,153.27/16,858.37
  6. Step 6: Final answer
    x = 9,705.22

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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.