Home / 12,367.62-18,550.98-3,602.70

Finding the Fourth Proportional to 12,367.62, 18,550.98 and 3,602.70

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Solution

The fourth proportional to 12,367.62, 18,550.98 and 3,602.70 is: 5,403.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367.62 : 18,550.98 = 3,602.70 : x
  2. Step 2: Convert to fraction form
    12,367.62/18,550.98 = 3,602.70/x
  3. Step 3: Cross multiply
    12,367.62x = 18,550.98 × 3,602.70
  4. Step 4: Simplify right side
    12,367.62x = 66,833,615.65
  5. Step 5: Solve for x
    x = 66,833,615.65/12,367.62
  6. Step 6: Final answer
    x = 5,403.92

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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.