Home / 18,400.08-25,344.72-14,414.16

Finding the Fourth Proportional to 18,400.08, 25,344.72 and 14,414.16

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Solution

The fourth proportional to 18,400.08, 25,344.72 and 14,414.16 is: 19,854.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400.08 : 25,344.72 = 14,414.16 : x
  2. Step 2: Convert to fraction form
    18,400.08/25,344.72 = 14,414.16/x
  3. Step 3: Cross multiply
    18,400.08x = 25,344.72 × 14,414.16
  4. Step 4: Simplify right side
    18,400.08x = 365,322,849.24
  5. Step 5: Solve for x
    x = 365,322,849.24/18,400.08
  6. Step 6: Final answer
    x = 19,854.42

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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.