Home / 20,527.21-30,790.83-4,944.85

Finding the Fourth Proportional to 20,527.21, 30,790.83 and 4,944.85

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Solution

The fourth proportional to 20,527.21, 30,790.83 and 4,944.85 is: 7,417.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,527.21 : 30,790.83 = 4,944.85 : x
  2. Step 2: Convert to fraction form
    20,527.21/30,790.83 = 4,944.85/x
  3. Step 3: Cross multiply
    20,527.21x = 30,790.83 × 4,944.85
  4. Step 4: Simplify right side
    20,527.21x = 152,256,035.73
  5. Step 5: Solve for x
    x = 152,256,035.73/20,527.21
  6. Step 6: Final answer
    x = 7,417.28

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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.