Home / 20,467.83-30,698.67-5,675.19

Finding the Fourth Proportional to 20,467.83, 30,698.67 and 5,675.19

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Solution

The fourth proportional to 20,467.83, 30,698.67 and 5,675.19 is: 8,511.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,467.83 : 30,698.67 = 5,675.19 : x
  2. Step 2: Convert to fraction form
    20,467.83/30,698.67 = 5,675.19/x
  3. Step 3: Cross multiply
    20,467.83x = 30,698.67 × 5,675.19
  4. Step 4: Simplify right side
    20,467.83x = 174,220,785.00
  5. Step 5: Solve for x
    x = 174,220,785.00/20,467.83
  6. Step 6: Final answer
    x = 8,511.93

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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.