Home / 15,748-19,974

Finding the Third Proportional to 15,748 and 19,974

Calculator

Solution

The third proportional to 15,748 and 19,974 is: 25,334.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,748 : 19,974 = 19,974 : x
  2. Step 2: Convert to fraction form
    15,748/19,974 = 19,974/x
  3. Step 3: Cross multiply
    15,748x = 19,974 × 19,974
  4. Step 4: Simplify right side
    15,748x = 398,960,676
  5. Step 5: Solve for x
    x = 398,960,676/15,748
  6. Step 6: Final answer
    x = 25,334.05

Related Problems

Find third proportional to 7,874 and 9,987
Half scale
Find third proportional to 31,496 and 39,948
Double scale
Find third proportional to 15,750 and 19,977
Similar ratio
Find third proportional to 23,622 and 29,961
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.