Home / 28,817.75-43,229.46-8,041.25

Finding the Fourth Proportional to 28,817.75, 43,229.46 and 8,041.25

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Solution

The fourth proportional to 28,817.75, 43,229.46 and 8,041.25 is: 12,062.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,817.75 : 43,229.46 = 8,041.25 : x
  2. Step 2: Convert to fraction form
    28,817.75/43,229.46 = 8,041.25/x
  3. Step 3: Cross multiply
    28,817.75x = 43,229.46 × 8,041.25
  4. Step 4: Simplify right side
    28,817.75x = 347,618,895.23
  5. Step 5: Solve for x
    x = 347,618,895.23/28,817.75
  6. Step 6: Final answer
    x = 12,062.67

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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.