Home / 18,850.32-28,200.96-16,634.16

Finding the Fourth Proportional to 18,850.32, 28,200.96 and 16,634.16

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Solution

The fourth proportional to 18,850.32, 28,200.96 and 16,634.16 is: 24,885.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850.32 : 28,200.96 = 16,634.16 : x
  2. Step 2: Convert to fraction form
    18,850.32/28,200.96 = 16,634.16/x
  3. Step 3: Cross multiply
    18,850.32x = 28,200.96 × 16,634.16
  4. Step 4: Simplify right side
    18,850.32x = 469,099,280.79
  5. Step 5: Solve for x
    x = 469,099,280.79/18,850.32
  6. Step 6: Final answer
    x = 24,885.48

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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.