Home / 15,478-33,418

Finding the Third Proportional to 15,478 and 33,418

Calculator

Solution

The third proportional to 15,478 and 33,418 is: 72,151.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478 : 33,418 = 33,418 : x
  2. Step 2: Convert to fraction form
    15,478/33,418 = 33,418/x
  3. Step 3: Cross multiply
    15,478x = 33,418 × 33,418
  4. Step 4: Simplify right side
    15,478x = 1,116,762,724
  5. Step 5: Solve for x
    x = 1,116,762,724/15,478
  6. Step 6: Final answer
    x = 72,151.62

Related Problems

Find third proportional to 7,739 and 16,709
Half scale
Find third proportional to 30,956 and 66,836
Double scale
Find third proportional to 15,480 and 33,422
Similar ratio
Find third proportional to 23,217 and 50,127
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.