Home / 21,608-32,412-5,192

Finding the Fourth Proportional to 21,608, 32,412 and 5,192

Calculator

Solution

The fourth proportional to 21,608, 32,412 and 5,192 is: 7,788

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,608 : 32,412 = 5,192 : x
  2. Step 2: Convert to fraction form
    21,608/32,412 = 5,192/x
  3. Step 3: Cross multiply
    21,608x = 32,412 × 5,192
  4. Step 4: Simplify right side
    21,608x = 168,283,104
  5. Step 5: Solve for x
    x = 168,283,104/21,608
  6. Step 6: Final answer
    x = 7,788

Related Problems

Find fourth proportional to 10,804, 16,206 and 2,596
Half scale
Find fourth proportional to 43,216, 64,824 and 10,384
Double scale
Find fourth proportional to 21,609, 32,413.50 and 5,193
Similar ratio
Find fourth proportional to 32,412, 48,618 and 7,788
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.