Home / 14,366.80-21,550.20-12,252.70

Finding the Fourth Proportional to 14,366.80, 21,550.20 and 12,252.70

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Solution

The fourth proportional to 14,366.80, 21,550.20 and 12,252.70 is: 18,379.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366.80 : 21,550.20 = 12,252.70 : x
  2. Step 2: Convert to fraction form
    14,366.80/21,550.20 = 12,252.70/x
  3. Step 3: Cross multiply
    14,366.80x = 21,550.20 × 12,252.70
  4. Step 4: Simplify right side
    14,366.80x = 264,048,135.54
  5. Step 5: Solve for x
    x = 264,048,135.54/14,366.80
  6. Step 6: Final answer
    x = 18,379.05

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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.