Home / 36,395.33-50,221.49-20,485.25

Finding the Fourth Proportional to 36,395.33, 50,221.49 and 20,485.25

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Solution

The fourth proportional to 36,395.33, 50,221.49 and 20,485.25 is: 28,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,395.33 : 50,221.49 = 20,485.25 : x
  2. Step 2: Convert to fraction form
    36,395.33/50,221.49 = 20,485.25/x
  3. Step 3: Cross multiply
    36,395.33x = 50,221.49 × 20,485.25
  4. Step 4: Simplify right side
    36,395.33x = 1,028,799,675.60
  5. Step 5: Solve for x
    x = 1,028,799,675.60/36,395.33
  6. Step 6: Final answer
    x = 28,267.35

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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.