Home / 16,976.94-25,466.76-5,290.26

Finding the Fourth Proportional to 16,976.94, 25,466.76 and 5,290.26

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Solution

The fourth proportional to 16,976.94, 25,466.76 and 5,290.26 is: 7,935.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,976.94 : 25,466.76 = 5,290.26 : x
  2. Step 2: Convert to fraction form
    16,976.94/25,466.76 = 5,290.26/x
  3. Step 3: Cross multiply
    16,976.94x = 25,466.76 × 5,290.26
  4. Step 4: Simplify right side
    16,976.94x = 134,725,781.76
  5. Step 5: Solve for x
    x = 134,725,781.76/16,976.94
  6. Step 6: Final answer
    x = 7,935.81

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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.