Home / 36,293.85-50,090.52-20,379.33

Finding the Fourth Proportional to 36,293.85, 50,090.52 and 20,379.33

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Solution

The fourth proportional to 36,293.85, 50,090.52 and 20,379.33 is: 28,126.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,293.85 : 50,090.52 = 20,379.33 : x
  2. Step 2: Convert to fraction form
    36,293.85/50,090.52 = 20,379.33/x
  3. Step 3: Cross multiply
    36,293.85x = 50,090.52 × 20,379.33
  4. Step 4: Simplify right side
    36,293.85x = 1,020,811,236.95
  5. Step 5: Solve for x
    x = 1,020,811,236.95/36,293.85
  6. Step 6: Final answer
    x = 28,126.29

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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.