Home / 20,182.73-30,274.25-7,035.08

Finding the Fourth Proportional to 20,182.73, 30,274.25 and 7,035.08

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Solution

The fourth proportional to 20,182.73, 30,274.25 and 7,035.08 is: 10,552.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,182.73 : 30,274.25 = 7,035.08 : x
  2. Step 2: Convert to fraction form
    20,182.73/30,274.25 = 7,035.08/x
  3. Step 3: Cross multiply
    20,182.73x = 30,274.25 × 7,035.08
  4. Step 4: Simplify right side
    20,182.73x = 212,981,584.14
  5. Step 5: Solve for x
    x = 212,981,584.14/20,182.73
  6. Step 6: Final answer
    x = 10,552.67

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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.