Home / 18,057.30-24,943.86-16,380.60

Finding the Fourth Proportional to 18,057.30, 24,943.86 and 16,380.60

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Solution

The fourth proportional to 18,057.30, 24,943.86 and 16,380.60 is: 22,627.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.30 : 24,943.86 = 16,380.60 : x
  2. Step 2: Convert to fraction form
    18,057.30/24,943.86 = 16,380.60/x
  3. Step 3: Cross multiply
    18,057.30x = 24,943.86 × 16,380.60
  4. Step 4: Simplify right side
    18,057.30x = 408,595,393.12
  5. Step 5: Solve for x
    x = 408,595,393.12/18,057.30
  6. Step 6: Final answer
    x = 22,627.71

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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.