Home / 12,226.75-18,341.27-3,793.32

Finding the Fourth Proportional to 12,226.75, 18,341.27 and 3,793.32

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Solution

The fourth proportional to 12,226.75, 18,341.27 and 3,793.32 is: 5,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,226.75 : 18,341.27 = 3,793.32 : x
  2. Step 2: Convert to fraction form
    12,226.75/18,341.27 = 3,793.32/x
  3. Step 3: Cross multiply
    12,226.75x = 18,341.27 × 3,793.32
  4. Step 4: Simplify right side
    12,226.75x = 69,574,356.15
  5. Step 5: Solve for x
    x = 69,574,356.15/12,226.75
  6. Step 6: Final answer
    x = 5,690.34

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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.