Home / 40,369.52-60,550.44-12,662.64

Finding the Fourth Proportional to 40,369.52, 60,550.44 and 12,662.64

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Solution

The fourth proportional to 40,369.52, 60,550.44 and 12,662.64 is: 18,992.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,369.52 : 60,550.44 = 12,662.64 : x
  2. Step 2: Convert to fraction form
    40,369.52/60,550.44 = 12,662.64/x
  3. Step 3: Cross multiply
    40,369.52x = 60,550.44 × 12,662.64
  4. Step 4: Simplify right side
    40,369.52x = 766,728,423.56
  5. Step 5: Solve for x
    x = 766,728,423.56/40,369.52
  6. Step 6: Final answer
    x = 18,992.76

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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.