Home / 31,213-48,912

Finding the Third Proportional to 31,213 and 48,912

Calculator

Solution

The third proportional to 31,213 and 48,912 is: 76,647.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,213 : 48,912 = 48,912 : x
  2. Step 2: Convert to fraction form
    31,213/48,912 = 48,912/x
  3. Step 3: Cross multiply
    31,213x = 48,912 × 48,912
  4. Step 4: Simplify right side
    31,213x = 2,392,383,744
  5. Step 5: Solve for x
    x = 2,392,383,744/31,213
  6. Step 6: Final answer
    x = 76,647.03

Related Problems

Find third proportional to 15,606.50 and 24,456
Half scale
Find third proportional to 62,426 and 97,824
Double scale
Find third proportional to 31,215 and 48,915
Similar ratio
Find third proportional to 46,819.50 and 73,368
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.