Home / 28,871.37-43,303.46-8,096.49

Finding the Fourth Proportional to 28,871.37, 43,303.46 and 8,096.49

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Solution

The fourth proportional to 28,871.37, 43,303.46 and 8,096.49 is: 12,143.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,871.37 : 43,303.46 = 8,096.49 : x
  2. Step 2: Convert to fraction form
    28,871.37/43,303.46 = 8,096.49/x
  3. Step 3: Cross multiply
    28,871.37x = 43,303.46 × 8,096.49
  4. Step 4: Simplify right side
    28,871.37x = 350,605,990.37
  5. Step 5: Solve for x
    x = 350,605,990.37/28,871.37
  6. Step 6: Final answer
    x = 12,143.73

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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.