Home / 41,392.36-57,188.26-28,873

Finding the Fourth Proportional to 41,392.36, 57,188.26 and 28,873

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Solution

The fourth proportional to 41,392.36, 57,188.26 and 28,873 is: 39,891.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,392.36 : 57,188.26 = 28,873 : x
  2. Step 2: Convert to fraction form
    41,392.36/57,188.26 = 28,873/x
  3. Step 3: Cross multiply
    41,392.36x = 57,188.26 × 28,873
  4. Step 4: Simplify right side
    41,392.36x = 1,651,196,630.98
  5. Step 5: Solve for x
    x = 1,651,196,630.98/41,392.36
  6. Step 6: Final answer
    x = 39,891.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.