Home / 15,994.24-23,991.40-8,198.80

Finding the Fourth Proportional to 15,994.24, 23,991.40 and 8,198.80

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Solution

The fourth proportional to 15,994.24, 23,991.40 and 8,198.80 is: 12,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,994.24 : 23,991.40 = 8,198.80 : x
  2. Step 2: Convert to fraction form
    15,994.24/23,991.40 = 8,198.80/x
  3. Step 3: Cross multiply
    15,994.24x = 23,991.40 × 8,198.80
  4. Step 4: Simplify right side
    15,994.24x = 196,700,690.32
  5. Step 5: Solve for x
    x = 196,700,690.32/15,994.24
  6. Step 6: Final answer
    x = 12,298.22

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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.