Home / 28,795.67-43,185.05-10,072.22

Finding the Fourth Proportional to 28,795.67, 43,185.05 and 10,072.22

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Solution

The fourth proportional to 28,795.67, 43,185.05 and 10,072.22 is: 15,105.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,795.67 : 43,185.05 = 10,072.22 : x
  2. Step 2: Convert to fraction form
    28,795.67/43,185.05 = 10,072.22/x
  3. Step 3: Cross multiply
    28,795.67x = 43,185.05 × 10,072.22
  4. Step 4: Simplify right side
    28,795.67x = 434,969,186.89
  5. Step 5: Solve for x
    x = 434,969,186.89/28,795.67
  6. Step 6: Final answer
    x = 15,105.37

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1.5x scale

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.