Home / 14,472-21,708-5,238

Finding the Fourth Proportional to 14,472, 21,708 and 5,238

Calculator

Solution

The fourth proportional to 14,472, 21,708 and 5,238 is: 7,857

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472 : 21,708 = 5,238 : x
  2. Step 2: Convert to fraction form
    14,472/21,708 = 5,238/x
  3. Step 3: Cross multiply
    14,472x = 21,708 × 5,238
  4. Step 4: Simplify right side
    14,472x = 113,706,504
  5. Step 5: Solve for x
    x = 113,706,504/14,472
  6. Step 6: Final answer
    x = 7,857

Related Problems

Find fourth proportional to 7,236, 10,854 and 2,619
Half scale
Find fourth proportional to 28,944, 43,416 and 10,476
Double scale
Find fourth proportional to 14,473, 21,709.50 and 5,239
Similar ratio
Find fourth proportional to 21,708, 32,562 and 7,857
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.