Home / 21,412-44,316

Finding the Third Proportional to 21,412 and 44,316

Calculator

Solution

The third proportional to 21,412 and 44,316 is: 91,719.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,412 : 44,316 = 44,316 : x
  2. Step 2: Convert to fraction form
    21,412/44,316 = 44,316/x
  3. Step 3: Cross multiply
    21,412x = 44,316 × 44,316
  4. Step 4: Simplify right side
    21,412x = 1,963,907,856
  5. Step 5: Solve for x
    x = 1,963,907,856/21,412
  6. Step 6: Final answer
    x = 91,719.96

Related Problems

Find third proportional to 10,706 and 22,158
Half scale
Find third proportional to 42,824 and 88,632
Double scale
Find third proportional to 21,414 and 44,320
Similar ratio
Find third proportional to 32,118 and 66,474
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.