Home / 36,120.33-49,742.10-29,774.39

Finding the Fourth Proportional to 36,120.33, 49,742.10 and 29,774.39

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Solution

The fourth proportional to 36,120.33, 49,742.10 and 29,774.39 is: 41,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,120.33 : 49,742.10 = 29,774.39 : x
  2. Step 2: Convert to fraction form
    36,120.33/49,742.10 = 29,774.39/x
  3. Step 3: Cross multiply
    36,120.33x = 49,742.10 × 29,774.39
  4. Step 4: Simplify right side
    36,120.33x = 1,481,040,684.82
  5. Step 5: Solve for x
    x = 1,481,040,684.82/36,120.33
  6. Step 6: Final answer
    x = 41,002.97

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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.