Home / 48,880.44-67,462.20-30,977.15

Finding the Fourth Proportional to 48,880.44, 67,462.20 and 30,977.15

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Solution

The fourth proportional to 48,880.44, 67,462.20 and 30,977.15 is: 42,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,880.44 : 67,462.20 = 30,977.15 : x
  2. Step 2: Convert to fraction form
    48,880.44/67,462.20 = 30,977.15/x
  3. Step 3: Cross multiply
    48,880.44x = 67,462.20 × 30,977.15
  4. Step 4: Simplify right side
    48,880.44x = 2,089,786,351.42
  5. Step 5: Solve for x
    x = 2,089,786,351.42/48,880.44
  6. Step 6: Final answer
    x = 42,753.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.