Home / 16,771.48-25,171.62-8,001.88

Finding the Fourth Proportional to 16,771.48, 25,171.62 and 8,001.88

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Solution

The fourth proportional to 16,771.48, 25,171.62 and 8,001.88 is: 12,009.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.48 : 25,171.62 = 8,001.88 : x
  2. Step 2: Convert to fraction form
    16,771.48/25,171.62 = 8,001.88/x
  3. Step 3: Cross multiply
    16,771.48x = 25,171.62 × 8,001.88
  4. Step 4: Simplify right side
    16,771.48x = 201,420,282.65
  5. Step 5: Solve for x
    x = 201,420,282.65/16,771.48
  6. Step 6: Final answer
    x = 12,009.69

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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.