Home / 16,764.47-25,153.59-7,993.79

Finding the Fourth Proportional to 16,764.47, 25,153.59 and 7,993.79

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Solution

The fourth proportional to 16,764.47, 25,153.59 and 7,993.79 is: 11,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,764.47 : 25,153.59 = 7,993.79 : x
  2. Step 2: Convert to fraction form
    16,764.47/25,153.59 = 7,993.79/x
  3. Step 3: Cross multiply
    16,764.47x = 25,153.59 × 7,993.79
  4. Step 4: Simplify right side
    16,764.47x = 201,072,516.21
  5. Step 5: Solve for x
    x = 201,072,516.21/16,764.47
  6. Step 6: Final answer
    x = 11,993.97

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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.