Home / 45,096.41-67,644.60-28,481.69

Finding the Fourth Proportional to 45,096.41, 67,644.60 and 28,481.69

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Solution

The fourth proportional to 45,096.41, 67,644.60 and 28,481.69 is: 42,722.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,096.41 : 67,644.60 = 28,481.69 : x
  2. Step 2: Convert to fraction form
    45,096.41/67,644.60 = 28,481.69/x
  3. Step 3: Cross multiply
    45,096.41x = 67,644.60 × 28,481.69
  4. Step 4: Simplify right side
    45,096.41x = 1,926,632,527.37
  5. Step 5: Solve for x
    x = 1,926,632,527.37/45,096.41
  6. Step 6: Final answer
    x = 42,722.53

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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.