Home / 43,745.22-65,604.06-14,156.19

Finding the Fourth Proportional to 43,745.22, 65,604.06 and 14,156.19

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Solution

The fourth proportional to 43,745.22, 65,604.06 and 14,156.19 is: 21,229.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,745.22 : 65,604.06 = 14,156.19 : x
  2. Step 2: Convert to fraction form
    43,745.22/65,604.06 = 14,156.19/x
  3. Step 3: Cross multiply
    43,745.22x = 65,604.06 × 14,156.19
  4. Step 4: Simplify right side
    43,745.22x = 928,703,538.13
  5. Step 5: Solve for x
    x = 928,703,538.13/43,745.22
  6. Step 6: Final answer
    x = 21,229.83

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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.