Home / 14,880.37-22,321.87-5,520.49

Finding the Fourth Proportional to 14,880.37, 22,321.87 and 5,520.49

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Solution

The fourth proportional to 14,880.37, 22,321.87 and 5,520.49 is: 8,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,880.37 : 22,321.87 = 5,520.49 : x
  2. Step 2: Convert to fraction form
    14,880.37/22,321.87 = 5,520.49/x
  3. Step 3: Cross multiply
    14,880.37x = 22,321.87 × 5,520.49
  4. Step 4: Simplify right side
    14,880.37x = 123,227,660.12
  5. Step 5: Solve for x
    x = 123,227,660.12/14,880.37
  6. Step 6: Final answer
    x = 8,281.22

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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.