Home / 14,183.42-19,577.40-8,216.54

Finding the Fourth Proportional to 14,183.42, 19,577.40 and 8,216.54

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Solution

The fourth proportional to 14,183.42, 19,577.40 and 8,216.54 is: 11,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.42 : 19,577.40 = 8,216.54 : x
  2. Step 2: Convert to fraction form
    14,183.42/19,577.40 = 8,216.54/x
  3. Step 3: Cross multiply
    14,183.42x = 19,577.40 × 8,216.54
  4. Step 4: Simplify right side
    14,183.42x = 160,858,490.20
  5. Step 5: Solve for x
    x = 160,858,490.20/14,183.42
  6. Step 6: Final answer
    x = 11,341.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.