Home / 50,716.84-76,075.20-19,530.22

Finding the Fourth Proportional to 50,716.84, 76,075.20 and 19,530.22

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Solution

The fourth proportional to 50,716.84, 76,075.20 and 19,530.22 is: 29,295.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,716.84 : 76,075.20 = 19,530.22 : x
  2. Step 2: Convert to fraction form
    50,716.84/76,075.20 = 19,530.22/x
  3. Step 3: Cross multiply
    50,716.84x = 76,075.20 × 19,530.22
  4. Step 4: Simplify right side
    50,716.84x = 1,485,765,392.54
  5. Step 5: Solve for x
    x = 1,485,765,392.54/50,716.84
  6. Step 6: Final answer
    x = 29,295.31

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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.