Home / 8,480-19,670

Finding the Third Proportional to 8,480 and 19,670

Calculator

Solution

The third proportional to 8,480 and 19,670 is: 45,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,480 : 19,670 = 19,670 : x
  2. Step 2: Convert to fraction form
    8,480/19,670 = 19,670/x
  3. Step 3: Cross multiply
    8,480x = 19,670 × 19,670
  4. Step 4: Simplify right side
    8,480x = 386,908,900
  5. Step 5: Solve for x
    x = 386,908,900/8,480
  6. Step 6: Final answer
    x = 45,626.05

Related Problems

Find third proportional to 4,240 and 9,835
Half scale
Find third proportional to 16,960 and 39,340
Double scale
Find third proportional to 8,482 and 19,675
Similar ratio
Find third proportional to 12,720 and 29,505
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.