Home / 14,690.14-21,996.92-8,107.26

Finding the Fourth Proportional to 14,690.14, 21,996.92 and 8,107.26

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Solution

The fourth proportional to 14,690.14, 21,996.92 and 8,107.26 is: 12,139.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,690.14 : 21,996.92 = 8,107.26 : x
  2. Step 2: Convert to fraction form
    14,690.14/21,996.92 = 8,107.26/x
  3. Step 3: Cross multiply
    14,690.14x = 21,996.92 × 8,107.26
  4. Step 4: Simplify right side
    14,690.14x = 178,334,749.64
  5. Step 5: Solve for x
    x = 178,334,749.64/14,690.14
  6. Step 6: Final answer
    x = 12,139.76

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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.