Home / 36,352.40-50,170.44-20,221.28

Finding the Fourth Proportional to 36,352.40, 50,170.44 and 20,221.28

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Solution

The fourth proportional to 36,352.40, 50,170.44 and 20,221.28 is: 27,907.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,352.40 : 50,170.44 = 20,221.28 : x
  2. Step 2: Convert to fraction form
    36,352.40/50,170.44 = 20,221.28/x
  3. Step 3: Cross multiply
    36,352.40x = 50,170.44 × 20,221.28
  4. Step 4: Simplify right side
    36,352.40x = 1,014,510,514.96
  5. Step 5: Solve for x
    x = 1,014,510,514.96/36,352.40
  6. Step 6: Final answer
    x = 27,907.66

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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.