Home / 50,797.07-76,202.75-21,208.17

Finding the Fourth Proportional to 50,797.07, 76,202.75 and 21,208.17

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Solution

The fourth proportional to 50,797.07, 76,202.75 and 21,208.17 is: 31,815.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,797.07 : 76,202.75 = 21,208.17 : x
  2. Step 2: Convert to fraction form
    50,797.07/76,202.75 = 21,208.17/x
  3. Step 3: Cross multiply
    50,797.07x = 76,202.75 × 21,208.17
  4. Step 4: Simplify right side
    50,797.07x = 1,616,120,770.43
  5. Step 5: Solve for x
    x = 1,616,120,770.43/50,797.07
  6. Step 6: Final answer
    x = 31,815.24

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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.