Home / 19,420-29,228

Finding the Third Proportional to 19,420 and 29,228

Calculator

Solution

The third proportional to 19,420 and 29,228 is: 43,989.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,420 : 29,228 = 29,228 : x
  2. Step 2: Convert to fraction form
    19,420/29,228 = 29,228/x
  3. Step 3: Cross multiply
    19,420x = 29,228 × 29,228
  4. Step 4: Simplify right side
    19,420x = 854,275,984
  5. Step 5: Solve for x
    x = 854,275,984/19,420
  6. Step 6: Final answer
    x = 43,989.49

Related Problems

Find third proportional to 9,710 and 14,614
Half scale
Find third proportional to 38,840 and 58,456
Double scale
Find third proportional to 19,422 and 29,231
Similar ratio
Find third proportional to 29,130 and 43,842
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.