Home / 20,870-45,016

Finding the Third Proportional to 20,870 and 45,016

Calculator

Solution

The third proportional to 20,870 and 45,016 is: 97,098.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,870 : 45,016 = 45,016 : x
  2. Step 2: Convert to fraction form
    20,870/45,016 = 45,016/x
  3. Step 3: Cross multiply
    20,870x = 45,016 × 45,016
  4. Step 4: Simplify right side
    20,870x = 2,026,440,256
  5. Step 5: Solve for x
    x = 2,026,440,256/20,870
  6. Step 6: Final answer
    x = 97,098.24

Related Problems

Find third proportional to 10,435 and 22,508
Half scale
Find third proportional to 41,740 and 90,032
Double scale
Find third proportional to 20,872 and 45,020
Similar ratio
Find third proportional to 31,305 and 67,524
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.