Home / 50,576.87-75,873.51-18,989.41

Finding the Fourth Proportional to 50,576.87, 75,873.51 and 18,989.41

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Solution

The fourth proportional to 50,576.87, 75,873.51 and 18,989.41 is: 28,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,576.87 : 75,873.51 = 18,989.41 : x
  2. Step 2: Convert to fraction form
    50,576.87/75,873.51 = 18,989.41/x
  3. Step 3: Cross multiply
    50,576.87x = 75,873.51 × 18,989.41
  4. Step 4: Simplify right side
    50,576.87x = 1,440,793,189.53
  5. Step 5: Solve for x
    x = 1,440,793,189.53/50,576.87
  6. Step 6: Final answer
    x = 28,487.20

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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.