Home / 28,879.88-43,194.74-17,005.34

Finding the Fourth Proportional to 28,879.88, 43,194.74 and 17,005.34

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Solution

The fourth proportional to 28,879.88, 43,194.74 and 17,005.34 is: 25,434.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,879.88 : 43,194.74 = 17,005.34 : x
  2. Step 2: Convert to fraction form
    28,879.88/43,194.74 = 17,005.34/x
  3. Step 3: Cross multiply
    28,879.88x = 43,194.74 × 17,005.34
  4. Step 4: Simplify right side
    28,879.88x = 734,541,262.87
  5. Step 5: Solve for x
    x = 734,541,262.87/28,879.88
  6. Step 6: Final answer
    x = 25,434.36

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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.