Home / 17,986.42-26,979.66-6,296.98

Finding the Fourth Proportional to 17,986.42, 26,979.66 and 6,296.98

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Solution

The fourth proportional to 17,986.42, 26,979.66 and 6,296.98 is: 9,445.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.42 : 26,979.66 = 6,296.98 : x
  2. Step 2: Convert to fraction form
    17,986.42/26,979.66 = 6,296.98/x
  3. Step 3: Cross multiply
    17,986.42x = 26,979.66 × 6,296.98
  4. Step 4: Simplify right side
    17,986.42x = 169,890,379.43
  5. Step 5: Solve for x
    x = 169,890,379.43/17,986.42
  6. Step 6: Final answer
    x = 9,445.48

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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.