Home / 12,027.75-16,598.70-6,724.14

Finding the Fourth Proportional to 12,027.75, 16,598.70 and 6,724.14

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Solution

The fourth proportional to 12,027.75, 16,598.70 and 6,724.14 is: 9,279.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.75 : 16,598.70 = 6,724.14 : x
  2. Step 2: Convert to fraction form
    12,027.75/16,598.70 = 6,724.14/x
  3. Step 3: Cross multiply
    12,027.75x = 16,598.70 × 6,724.14
  4. Step 4: Simplify right side
    12,027.75x = 111,611,982.62
  5. Step 5: Solve for x
    x = 111,611,982.62/12,027.75
  6. Step 6: Final answer
    x = 9,279.54

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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.