Home / 18,884.35-28,438.94-16,448.59

Finding the Fourth Proportional to 18,884.35, 28,438.94 and 16,448.59

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Solution

The fourth proportional to 18,884.35, 28,438.94 and 16,448.59 is: 24,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,884.35 : 28,438.94 = 16,448.59 : x
  2. Step 2: Convert to fraction form
    18,884.35/28,438.94 = 16,448.59/x
  3. Step 3: Cross multiply
    18,884.35x = 28,438.94 × 16,448.59
  4. Step 4: Simplify right side
    18,884.35x = 467,780,464.09
  5. Step 5: Solve for x
    x = 467,780,464.09/18,884.35
  6. Step 6: Final answer
    x = 24,770.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.