Home / 43,504.19-65,255.37-13,922.03

Finding the Fourth Proportional to 43,504.19, 65,255.37 and 13,922.03

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Solution

The fourth proportional to 43,504.19, 65,255.37 and 13,922.03 is: 20,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,504.19 : 65,255.37 = 13,922.03 : x
  2. Step 2: Convert to fraction form
    43,504.19/65,255.37 = 13,922.03/x
  3. Step 3: Cross multiply
    43,504.19x = 65,255.37 × 13,922.03
  4. Step 4: Simplify right side
    43,504.19x = 908,487,218.80
  5. Step 5: Solve for x
    x = 908,487,218.80/43,504.19
  6. Step 6: Final answer
    x = 20,882.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.