Home / 14,400-18,960

Finding the Third Proportional to 14,400 and 18,960

Calculator

Solution

The third proportional to 14,400 and 18,960 is: 24,964

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,400 : 18,960 = 18,960 : x
  2. Step 2: Convert to fraction form
    14,400/18,960 = 18,960/x
  3. Step 3: Cross multiply
    14,400x = 18,960 × 18,960
  4. Step 4: Simplify right side
    14,400x = 359,481,600
  5. Step 5: Solve for x
    x = 359,481,600/14,400
  6. Step 6: Final answer
    x = 24,964

Related Problems

Find third proportional to 7,200 and 9,480
Half scale
Find third proportional to 28,800 and 37,920
Double scale
Find third proportional to 14,402 and 18,963
Similar ratio
Find third proportional to 21,600 and 28,440
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.