Home / 16,718.82-25,083.36-6,858.84

Finding the Fourth Proportional to 16,718.82, 25,083.36 and 6,858.84

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Solution

The fourth proportional to 16,718.82, 25,083.36 and 6,858.84 is: 10,290.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718.82 : 25,083.36 = 6,858.84 : x
  2. Step 2: Convert to fraction form
    16,718.82/25,083.36 = 6,858.84/x
  3. Step 3: Cross multiply
    16,718.82x = 25,083.36 × 6,858.84
  4. Step 4: Simplify right side
    16,718.82x = 172,042,752.90
  5. Step 5: Solve for x
    x = 172,042,752.90/16,718.82
  6. Step 6: Final answer
    x = 10,290.36

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1.5x scale

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.