Home / 48,880.80-73,334.10-19,291.44

Finding the Fourth Proportional to 48,880.80, 73,334.10 and 19,291.44

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Solution

The fourth proportional to 48,880.80, 73,334.10 and 19,291.44 is: 28,942.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,880.80 : 73,334.10 = 19,291.44 : x
  2. Step 2: Convert to fraction form
    48,880.80/73,334.10 = 19,291.44/x
  3. Step 3: Cross multiply
    48,880.80x = 73,334.10 × 19,291.44
  4. Step 4: Simplify right side
    48,880.80x = 1,414,720,390.10
  5. Step 5: Solve for x
    x = 1,414,720,390.10/48,880.80
  6. Step 6: Final answer
    x = 28,942.25

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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.