Home / 79,728-119,592-32,982

Finding the Fourth Proportional to 79,728, 119,592 and 32,982

Calculator

Solution

The fourth proportional to 79,728, 119,592 and 32,982 is: 49,473

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,728 : 119,592 = 32,982 : x
  2. Step 2: Convert to fraction form
    79,728/119,592 = 32,982/x
  3. Step 3: Cross multiply
    79,728x = 119,592 × 32,982
  4. Step 4: Simplify right side
    79,728x = 3,944,383,344
  5. Step 5: Solve for x
    x = 3,944,383,344/79,728
  6. Step 6: Final answer
    x = 49,473

Related Problems

Find fourth proportional to 39,864, 59,796 and 16,491
Half scale
Find fourth proportional to 159,456, 239,184 and 65,964
Double scale
Find fourth proportional to 79,729, 119,593.50 and 32,983
Similar ratio
Find fourth proportional to 119,592, 179,388 and 49,473
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.