Home / 21,370-46,868

Finding the Third Proportional to 21,370 and 46,868

Calculator

Solution

The third proportional to 21,370 and 46,868 is: 102,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,370 : 46,868 = 46,868 : x
  2. Step 2: Convert to fraction form
    21,370/46,868 = 46,868/x
  3. Step 3: Cross multiply
    21,370x = 46,868 × 46,868
  4. Step 4: Simplify right side
    21,370x = 2,196,609,424
  5. Step 5: Solve for x
    x = 2,196,609,424/21,370
  6. Step 6: Final answer
    x = 102,789.40

Related Problems

Find third proportional to 10,685 and 23,434
Half scale
Find third proportional to 42,740 and 93,736
Double scale
Find third proportional to 21,372 and 46,872
Similar ratio
Find third proportional to 32,055 and 70,302
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.