Home / 43,559.46-65,314.89-21,324.96

Finding the Fourth Proportional to 43,559.46, 65,314.89 and 21,324.96

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Solution

The fourth proportional to 43,559.46, 65,314.89 and 21,324.96 is: 31,975.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,559.46 : 65,314.89 = 21,324.96 : x
  2. Step 2: Convert to fraction form
    43,559.46/65,314.89 = 21,324.96/x
  3. Step 3: Cross multiply
    43,559.46x = 65,314.89 × 21,324.96
  4. Step 4: Simplify right side
    43,559.46x = 1,392,837,416.65
  5. Step 5: Solve for x
    x = 1,392,837,416.65/43,559.46
  6. Step 6: Final answer
    x = 31,975.54

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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.