Home / 36,109.44-49,830.11-19,976.34

Finding the Fourth Proportional to 36,109.44, 49,830.11 and 19,976.34

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Solution

The fourth proportional to 36,109.44, 49,830.11 and 19,976.34 is: 27,566.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,109.44 : 49,830.11 = 19,976.34 : x
  2. Step 2: Convert to fraction form
    36,109.44/49,830.11 = 19,976.34/x
  3. Step 3: Cross multiply
    36,109.44x = 49,830.11 × 19,976.34
  4. Step 4: Simplify right side
    36,109.44x = 995,423,119.72
  5. Step 5: Solve for x
    x = 995,423,119.72/36,109.44
  6. Step 6: Final answer
    x = 27,566.84

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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.