Home / 20,313.41-30,469.95-5,522.24

Finding the Fourth Proportional to 20,313.41, 30,469.95 and 5,522.24

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Solution

The fourth proportional to 20,313.41, 30,469.95 and 5,522.24 is: 8,283.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,313.41 : 30,469.95 = 5,522.24 : x
  2. Step 2: Convert to fraction form
    20,313.41/30,469.95 = 5,522.24/x
  3. Step 3: Cross multiply
    20,313.41x = 30,469.95 × 5,522.24
  4. Step 4: Simplify right side
    20,313.41x = 168,262,452.86
  5. Step 5: Solve for x
    x = 168,262,452.86/20,313.41
  6. Step 6: Final answer
    x = 8,283.32

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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.