Home / 43,619.44-65,409.72-15,898

Finding the Fourth Proportional to 43,619.44, 65,409.72 and 15,898

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Solution

The fourth proportional to 43,619.44, 65,409.72 and 15,898 is: 23,839.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,619.44 : 65,409.72 = 15,898 : x
  2. Step 2: Convert to fraction form
    43,619.44/65,409.72 = 15,898/x
  3. Step 3: Cross multiply
    43,619.44x = 65,409.72 × 15,898
  4. Step 4: Simplify right side
    43,619.44x = 1,039,883,728.56
  5. Step 5: Solve for x
    x = 1,039,883,728.56/43,619.44
  6. Step 6: Final answer
    x = 23,839.91

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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.