Home / 23,785.62-35,668.09-12,689.83

Finding the Fourth Proportional to 23,785.62, 35,668.09 and 12,689.83

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Solution

The fourth proportional to 23,785.62, 35,668.09 and 12,689.83 is: 19,029.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,785.62 : 35,668.09 = 12,689.83 : x
  2. Step 2: Convert to fraction form
    23,785.62/35,668.09 = 12,689.83/x
  3. Step 3: Cross multiply
    23,785.62x = 35,668.09 × 12,689.83
  4. Step 4: Simplify right side
    23,785.62x = 452,621,998.52
  5. Step 5: Solve for x
    x = 452,621,998.52/23,785.62
  6. Step 6: Final answer
    x = 19,029.23

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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.