Home / 13,464.08-20,199.36-5,675.12

Finding the Fourth Proportional to 13,464.08, 20,199.36 and 5,675.12

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Solution

The fourth proportional to 13,464.08, 20,199.36 and 5,675.12 is: 8,514.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.08 : 20,199.36 = 5,675.12 : x
  2. Step 2: Convert to fraction form
    13,464.08/20,199.36 = 5,675.12/x
  3. Step 3: Cross multiply
    13,464.08x = 20,199.36 × 5,675.12
  4. Step 4: Simplify right side
    13,464.08x = 114,633,791.92
  5. Step 5: Solve for x
    x = 114,633,791.92/13,464.08
  6. Step 6: Final answer
    x = 8,514.05

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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.