Home / 50,064.96-75,073.44-18,880.32

Finding the Fourth Proportional to 50,064.96, 75,073.44 and 18,880.32

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Solution

The fourth proportional to 50,064.96, 75,073.44 and 18,880.32 is: 28,311.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,064.96 : 75,073.44 = 18,880.32 : x
  2. Step 2: Convert to fraction form
    50,064.96/75,073.44 = 18,880.32/x
  3. Step 3: Cross multiply
    50,064.96x = 75,073.44 × 18,880.32
  4. Step 4: Simplify right side
    50,064.96x = 1,417,410,570.70
  5. Step 5: Solve for x
    x = 1,417,410,570.70/50,064.96
  6. Step 6: Final answer
    x = 28,311.43

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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.