Home / 43,872.84-65,704.59-28,028.07

Finding the Fourth Proportional to 43,872.84, 65,704.59 and 28,028.07

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Solution

The fourth proportional to 43,872.84, 65,704.59 and 28,028.07 is: 41,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,872.84 : 65,704.59 = 28,028.07 : x
  2. Step 2: Convert to fraction form
    43,872.84/65,704.59 = 28,028.07/x
  3. Step 3: Cross multiply
    43,872.84x = 65,704.59 × 28,028.07
  4. Step 4: Simplify right side
    43,872.84x = 1,841,572,847.84
  5. Step 5: Solve for x
    x = 1,841,572,847.84/43,872.84
  6. Step 6: Final answer
    x = 41,975.24

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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.