Home / 16,171.20-24,400.08-15,940.80

Finding the Fourth Proportional to 16,171.20, 24,400.08 and 15,940.80

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Solution

The fourth proportional to 16,171.20, 24,400.08 and 15,940.80 is: 24,052.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,171.20 : 24,400.08 = 15,940.80 : x
  2. Step 2: Convert to fraction form
    16,171.20/24,400.08 = 15,940.80/x
  3. Step 3: Cross multiply
    16,171.20x = 24,400.08 × 15,940.80
  4. Step 4: Simplify right side
    16,171.20x = 388,956,795.26
  5. Step 5: Solve for x
    x = 388,956,795.26/16,171.20
  6. Step 6: Final answer
    x = 24,052.44

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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.