Home / 20,140-46,645

Finding the Third Proportional to 20,140 and 46,645

Calculator

Solution

The third proportional to 20,140 and 46,645 is: 108,031.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,140 : 46,645 = 46,645 : x
  2. Step 2: Convert to fraction form
    20,140/46,645 = 46,645/x
  3. Step 3: Cross multiply
    20,140x = 46,645 × 46,645
  4. Step 4: Simplify right side
    20,140x = 2,175,756,025
  5. Step 5: Solve for x
    x = 2,175,756,025/20,140
  6. Step 6: Final answer
    x = 108,031.58

Related Problems

Find third proportional to 10,070 and 23,322.50
Half scale
Find third proportional to 40,280 and 93,290
Double scale
Find third proportional to 20,142 and 46,650
Similar ratio
Find third proportional to 30,210 and 69,967.50
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.