Home / 50,657.45-75,986.21-13,217.43

Finding the Fourth Proportional to 50,657.45, 75,986.21 and 13,217.43

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Solution

The fourth proportional to 50,657.45, 75,986.21 and 13,217.43 is: 19,826.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,657.45 : 75,986.21 = 13,217.43 : x
  2. Step 2: Convert to fraction form
    50,657.45/75,986.21 = 13,217.43/x
  3. Step 3: Cross multiply
    50,657.45x = 75,986.21 × 13,217.43
  4. Step 4: Simplify right side
    50,657.45x = 1,004,341,965.62
  5. Step 5: Solve for x
    x = 1,004,341,965.62/50,657.45
  6. Step 6: Final answer
    x = 19,826.15

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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.