Home / 20,019.45-27,624.44-11,065.73

Finding the Fourth Proportional to 20,019.45, 27,624.44 and 11,065.73

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Solution

The fourth proportional to 20,019.45, 27,624.44 and 11,065.73 is: 15,269.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,019.45 : 27,624.44 = 11,065.73 : x
  2. Step 2: Convert to fraction form
    20,019.45/27,624.44 = 11,065.73/x
  3. Step 3: Cross multiply
    20,019.45x = 27,624.44 × 11,065.73
  4. Step 4: Simplify right side
    20,019.45x = 305,684,639.37
  5. Step 5: Solve for x
    x = 305,684,639.37/20,019.45
  6. Step 6: Final answer
    x = 15,269.38

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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.