Home / 36,296.10-50,087.07-21,189.60

Finding the Fourth Proportional to 36,296.10, 50,087.07 and 21,189.60

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Solution

The fourth proportional to 36,296.10, 50,087.07 and 21,189.60 is: 29,240.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,296.10 : 50,087.07 = 21,189.60 : x
  2. Step 2: Convert to fraction form
    36,296.10/50,087.07 = 21,189.60/x
  3. Step 3: Cross multiply
    36,296.10x = 50,087.07 × 21,189.60
  4. Step 4: Simplify right side
    36,296.10x = 1,061,324,978.47
  5. Step 5: Solve for x
    x = 1,061,324,978.47/36,296.10
  6. Step 6: Final answer
    x = 29,240.74

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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.