Home / 43,704.37-65,538.48-13,708.61

Finding the Fourth Proportional to 43,704.37, 65,538.48 and 13,708.61

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Solution

The fourth proportional to 43,704.37, 65,538.48 and 13,708.61 is: 20,557.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,704.37 : 65,538.48 = 13,708.61 : x
  2. Step 2: Convert to fraction form
    43,704.37/65,538.48 = 13,708.61/x
  3. Step 3: Cross multiply
    43,704.37x = 65,538.48 × 13,708.61
  4. Step 4: Simplify right side
    43,704.37x = 898,441,431.80
  5. Step 5: Solve for x
    x = 898,441,431.80/43,704.37
  6. Step 6: Final answer
    x = 20,557.24

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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.