Home / 20,327.85-30,491.55-5,536.67

Finding the Fourth Proportional to 20,327.85, 30,491.55 and 5,536.67

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Solution

The fourth proportional to 20,327.85, 30,491.55 and 5,536.67 is: 8,304.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,327.85 : 30,491.55 = 5,536.67 : x
  2. Step 2: Convert to fraction form
    20,327.85/30,491.55 = 5,536.67/x
  3. Step 3: Cross multiply
    20,327.85x = 30,491.55 × 5,536.67
  4. Step 4: Simplify right side
    20,327.85x = 168,821,497.68
  5. Step 5: Solve for x
    x = 168,821,497.68/20,327.85
  6. Step 6: Final answer
    x = 8,304.94

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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.