Home / 30,926-46,389-9,038

Finding the Fourth Proportional to 30,926, 46,389 and 9,038

Calculator

Solution

The fourth proportional to 30,926, 46,389 and 9,038 is: 13,557

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,926 : 46,389 = 9,038 : x
  2. Step 2: Convert to fraction form
    30,926/46,389 = 9,038/x
  3. Step 3: Cross multiply
    30,926x = 46,389 × 9,038
  4. Step 4: Simplify right side
    30,926x = 419,263,782
  5. Step 5: Solve for x
    x = 419,263,782/30,926
  6. Step 6: Final answer
    x = 13,557

Related Problems

Find fourth proportional to 15,463, 23,194.50 and 4,519
Half scale
Find fourth proportional to 61,852, 92,778 and 18,076
Double scale
Find fourth proportional to 30,927, 46,390.50 and 9,039
Similar ratio
Find fourth proportional to 46,389, 69,583.50 and 13,557
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.