Home / 26,424-39,636-7,956

Finding the Fourth Proportional to 26,424, 39,636 and 7,956

Calculator

Solution

The fourth proportional to 26,424, 39,636 and 7,956 is: 11,934

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,424 : 39,636 = 7,956 : x
  2. Step 2: Convert to fraction form
    26,424/39,636 = 7,956/x
  3. Step 3: Cross multiply
    26,424x = 39,636 × 7,956
  4. Step 4: Simplify right side
    26,424x = 315,344,016
  5. Step 5: Solve for x
    x = 315,344,016/26,424
  6. Step 6: Final answer
    x = 11,934

Related Problems

Find fourth proportional to 13,212, 19,818 and 3,978
Half scale
Find fourth proportional to 52,848, 79,272 and 15,912
Double scale
Find fourth proportional to 26,425, 39,637.50 and 7,957
Similar ratio
Find fourth proportional to 39,636, 59,454 and 11,934
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.