Home / 20,160-43,328

Finding the Third Proportional to 20,160 and 43,328

Calculator

Solution

The third proportional to 20,160 and 43,328 is: 93,120.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160 : 43,328 = 43,328 : x
  2. Step 2: Convert to fraction form
    20,160/43,328 = 43,328/x
  3. Step 3: Cross multiply
    20,160x = 43,328 × 43,328
  4. Step 4: Simplify right side
    20,160x = 1,877,315,584
  5. Step 5: Solve for x
    x = 1,877,315,584/20,160
  6. Step 6: Final answer
    x = 93,120.81

Related Problems

Find third proportional to 10,080 and 21,664
Half scale
Find third proportional to 40,320 and 86,656
Double scale
Find third proportional to 20,162 and 43,332
Similar ratio
Find third proportional to 30,240 and 64,992
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.