Home / 18,613.56-27,924.24-5,464.86

Finding the Fourth Proportional to 18,613.56, 27,924.24 and 5,464.86

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Solution

The fourth proportional to 18,613.56, 27,924.24 and 5,464.86 is: 8,198.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,613.56 : 27,924.24 = 5,464.86 : x
  2. Step 2: Convert to fraction form
    18,613.56/27,924.24 = 5,464.86/x
  3. Step 3: Cross multiply
    18,613.56x = 27,924.24 × 5,464.86
  4. Step 4: Simplify right side
    18,613.56x = 152,602,062.21
  5. Step 5: Solve for x
    x = 152,602,062.21/18,613.56
  6. Step 6: Final answer
    x = 8,198.44

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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.