Home / 12,372.08-17,073.68-6,993.43

Finding the Fourth Proportional to 12,372.08, 17,073.68 and 6,993.43

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Solution

The fourth proportional to 12,372.08, 17,073.68 and 6,993.43 is: 9,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372.08 : 17,073.68 = 6,993.43 : x
  2. Step 2: Convert to fraction form
    12,372.08/17,073.68 = 6,993.43/x
  3. Step 3: Cross multiply
    12,372.08x = 17,073.68 × 6,993.43
  4. Step 4: Simplify right side
    12,372.08x = 119,403,585.92
  5. Step 5: Solve for x
    x = 119,403,585.92/12,372.08
  6. Step 6: Final answer
    x = 9,651.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.