Home / 50,581.32-75,880.20-18,993.82

Finding the Fourth Proportional to 50,581.32, 75,880.20 and 18,993.82

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Solution

The fourth proportional to 50,581.32, 75,880.20 and 18,993.82 is: 28,493.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,581.32 : 75,880.20 = 18,993.82 : x
  2. Step 2: Convert to fraction form
    50,581.32/75,880.20 = 18,993.82/x
  3. Step 3: Cross multiply
    50,581.32x = 75,880.20 × 18,993.82
  4. Step 4: Simplify right side
    50,581.32x = 1,441,254,860.36
  5. Step 5: Solve for x
    x = 1,441,254,860.36/50,581.32
  6. Step 6: Final answer
    x = 28,493.82

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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.