Home / 43,346.26-65,021.64-13,766.41

Finding the Fourth Proportional to 43,346.26, 65,021.64 and 13,766.41

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Solution

The fourth proportional to 43,346.26, 65,021.64 and 13,766.41 is: 20,650.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,346.26 : 65,021.64 = 13,766.41 : x
  2. Step 2: Convert to fraction form
    43,346.26/65,021.64 = 13,766.41/x
  3. Step 3: Cross multiply
    43,346.26x = 65,021.64 × 13,766.41
  4. Step 4: Simplify right side
    43,346.26x = 895,114,555.11
  5. Step 5: Solve for x
    x = 895,114,555.11/43,346.26
  6. Step 6: Final answer
    x = 20,650.33

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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.