Home / 36,512.08-50,388.48-21,404.56

Finding the Fourth Proportional to 36,512.08, 50,388.48 and 21,404.56

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Solution

The fourth proportional to 36,512.08, 50,388.48 and 21,404.56 is: 29,539.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512.08 : 50,388.48 = 21,404.56 : x
  2. Step 2: Convert to fraction form
    36,512.08/50,388.48 = 21,404.56/x
  3. Step 3: Cross multiply
    36,512.08x = 50,388.48 × 21,404.56
  4. Step 4: Simplify right side
    36,512.08x = 1,078,543,243.47
  5. Step 5: Solve for x
    x = 1,078,543,243.47/36,512.08
  6. Step 6: Final answer
    x = 29,539.35

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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.