Home / 30,604-65,674

Finding the Third Proportional to 30,604 and 65,674

Calculator

Solution

The third proportional to 30,604 and 65,674 is: 140,931.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,604 : 65,674 = 65,674 : x
  2. Step 2: Convert to fraction form
    30,604/65,674 = 65,674/x
  3. Step 3: Cross multiply
    30,604x = 65,674 × 65,674
  4. Step 4: Simplify right side
    30,604x = 4,313,074,276
  5. Step 5: Solve for x
    x = 4,313,074,276/30,604
  6. Step 6: Final answer
    x = 140,931.72

Related Problems

Find third proportional to 15,302 and 32,837
Half scale
Find third proportional to 61,208 and 131,348
Double scale
Find third proportional to 30,606 and 65,678
Similar ratio
Find third proportional to 45,906 and 98,511
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.