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Finding the Fourth Proportional to 17,898.56, 26,843.68 and 6,806.56

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Solution

The fourth proportional to 17,898.56, 26,843.68 and 6,806.56 is: 10,208.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,898.56 : 26,843.68 = 6,806.56 : x
  2. Step 2: Convert to fraction form
    17,898.56/26,843.68 = 6,806.56/x
  3. Step 3: Cross multiply
    17,898.56x = 26,843.68 × 6,806.56
  4. Step 4: Simplify right side
    17,898.56x = 182,713,118.54
  5. Step 5: Solve for x
    x = 182,713,118.54/17,898.56
  6. Step 6: Final answer
    x = 10,208.26

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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.