Home / 16,983.20-25,503.60-16,464.80

Finding the Fourth Proportional to 16,983.20, 25,503.60 and 16,464.80

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Solution

The fourth proportional to 16,983.20, 25,503.60 and 16,464.80 is: 24,725.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,983.20 : 25,503.60 = 16,464.80 : x
  2. Step 2: Convert to fraction form
    16,983.20/25,503.60 = 16,464.80/x
  3. Step 3: Cross multiply
    16,983.20x = 25,503.60 × 16,464.80
  4. Step 4: Simplify right side
    16,983.20x = 419,911,673.28
  5. Step 5: Solve for x
    x = 419,911,673.28/16,983.20
  6. Step 6: Final answer
    x = 24,725.12

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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.