Home / 17,813.39-26,733.21-8,453.44

Finding the Fourth Proportional to 17,813.39, 26,733.21 and 8,453.44

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Solution

The fourth proportional to 17,813.39, 26,733.21 and 8,453.44 is: 12,686.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,813.39 : 26,733.21 = 8,453.44 : x
  2. Step 2: Convert to fraction form
    17,813.39/26,733.21 = 8,453.44/x
  3. Step 3: Cross multiply
    17,813.39x = 26,733.21 × 8,453.44
  4. Step 4: Simplify right side
    17,813.39x = 225,987,584.60
  5. Step 5: Solve for x
    x = 225,987,584.60/17,813.39
  6. Step 6: Final answer
    x = 12,686.39

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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.