Home / 16,980-19,518

Finding the Third Proportional to 16,980 and 19,518

Calculator

Solution

The third proportional to 16,980 and 19,518 is: 22,435.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,980 : 19,518 = 19,518 : x
  2. Step 2: Convert to fraction form
    16,980/19,518 = 19,518/x
  3. Step 3: Cross multiply
    16,980x = 19,518 × 19,518
  4. Step 4: Simplify right side
    16,980x = 380,952,324
  5. Step 5: Solve for x
    x = 380,952,324/16,980
  6. Step 6: Final answer
    x = 22,435.35

Related Problems

Find third proportional to 8,490 and 9,759
Half scale
Find third proportional to 33,960 and 39,036
Double scale
Find third proportional to 16,982 and 19,520
Similar ratio
Find third proportional to 25,470 and 29,277
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.