Home / 21,758-46,972

Finding the Third Proportional to 21,758 and 46,972

Calculator

Solution

The third proportional to 21,758 and 46,972 is: 101,404.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,758 : 46,972 = 46,972 : x
  2. Step 2: Convert to fraction form
    21,758/46,972 = 46,972/x
  3. Step 3: Cross multiply
    21,758x = 46,972 × 46,972
  4. Step 4: Simplify right side
    21,758x = 2,206,368,784
  5. Step 5: Solve for x
    x = 2,206,368,784/21,758
  6. Step 6: Final answer
    x = 101,404.94

Related Problems

Find third proportional to 10,879 and 23,486
Half scale
Find third proportional to 43,516 and 93,944
Double scale
Find third proportional to 21,760 and 46,976
Similar ratio
Find third proportional to 32,637 and 70,458
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.