Home / 43,631.82-65,447.72-14,052.64

Finding the Fourth Proportional to 43,631.82, 65,447.72 and 14,052.64

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Solution

The fourth proportional to 43,631.82, 65,447.72 and 14,052.64 is: 21,078.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,631.82 : 65,447.72 = 14,052.64 : x
  2. Step 2: Convert to fraction form
    43,631.82/65,447.72 = 14,052.64/x
  3. Step 3: Cross multiply
    43,631.82x = 65,447.72 × 14,052.64
  4. Step 4: Simplify right side
    43,631.82x = 919,713,247.98
  5. Step 5: Solve for x
    x = 919,713,247.98/43,631.82
  6. Step 6: Final answer
    x = 21,078.96

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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.