Home / 21,270-49,677

Finding the Third Proportional to 21,270 and 49,677

Calculator

Solution

The third proportional to 21,270 and 49,677 is: 116,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,270 : 49,677 = 49,677 : x
  2. Step 2: Convert to fraction form
    21,270/49,677 = 49,677/x
  3. Step 3: Cross multiply
    21,270x = 49,677 × 49,677
  4. Step 4: Simplify right side
    21,270x = 2,467,804,329
  5. Step 5: Solve for x
    x = 2,467,804,329/21,270
  6. Step 6: Final answer
    x = 116,022.77

Related Problems

Find third proportional to 10,635 and 24,838.50
Half scale
Find third proportional to 42,540 and 99,354
Double scale
Find third proportional to 21,272 and 49,682
Similar ratio
Find third proportional to 31,905 and 74,515.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.