Home / 68,630.06-102,923.22-21,872

Finding the Fourth Proportional to 68,630.06, 102,923.22 and 21,872

Calculator

Solution

The fourth proportional to 68,630.06, 102,923.22 and 21,872 is: 32,801.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,630.06 : 102,923.22 = 21,872 : x
  2. Step 2: Convert to fraction form
    68,630.06/102,923.22 = 21,872/x
  3. Step 3: Cross multiply
    68,630.06x = 102,923.22 × 21,872
  4. Step 4: Simplify right side
    68,630.06x = 2,251,136,667.84
  5. Step 5: Solve for x
    x = 2,251,136,667.84/68,630.06
  6. Step 6: Final answer
    x = 32,801.03

Related Problems

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.