Home / 15,936.45-23,879.76-10,080.75

Finding the Fourth Proportional to 15,936.45, 23,879.76 and 10,080.75

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Solution

The fourth proportional to 15,936.45, 23,879.76 and 10,080.75 is: 15,105.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,936.45 : 23,879.76 = 10,080.75 : x
  2. Step 2: Convert to fraction form
    15,936.45/23,879.76 = 10,080.75/x
  3. Step 3: Cross multiply
    15,936.45x = 23,879.76 × 10,080.75
  4. Step 4: Simplify right side
    15,936.45x = 240,725,890.62
  5. Step 5: Solve for x
    x = 240,725,890.62/15,936.45
  6. Step 6: Final answer
    x = 15,105.36

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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.