Home / 10,177-21,465

Finding the Third Proportional to 10,177 and 21,465

Calculator

Solution

The third proportional to 10,177 and 21,465 is: 45,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177 : 21,465 = 21,465 : x
  2. Step 2: Convert to fraction form
    10,177/21,465 = 21,465/x
  3. Step 3: Cross multiply
    10,177x = 21,465 × 21,465
  4. Step 4: Simplify right side
    10,177x = 460,746,225
  5. Step 5: Solve for x
    x = 460,746,225/10,177
  6. Step 6: Final answer
    x = 45,273.29

Related Problems

Find third proportional to 5,088.50 and 10,732.50
Half scale
Find third proportional to 20,354 and 42,930
Double scale
Find third proportional to 10,179 and 21,469
Similar ratio
Find third proportional to 15,265.50 and 32,197.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.