Home / 50,405.45-75,571.12-17,116.58

Finding the Fourth Proportional to 50,405.45, 75,571.12 and 17,116.58

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Solution

The fourth proportional to 50,405.45, 75,571.12 and 17,116.58 is: 25,662.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,405.45 : 75,571.12 = 17,116.58 : x
  2. Step 2: Convert to fraction form
    50,405.45/75,571.12 = 17,116.58/x
  3. Step 3: Cross multiply
    50,405.45x = 75,571.12 × 17,116.58
  4. Step 4: Simplify right side
    50,405.45x = 1,293,519,121.17
  5. Step 5: Solve for x
    x = 1,293,519,121.17/50,405.45
  6. Step 6: Final answer
    x = 25,662.29

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1.5x scale

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.