Home / 15,896-20,908

Finding the Third Proportional to 15,896 and 20,908

Calculator

Solution

The third proportional to 15,896 and 20,908 is: 27,500.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896 : 20,908 = 20,908 : x
  2. Step 2: Convert to fraction form
    15,896/20,908 = 20,908/x
  3. Step 3: Cross multiply
    15,896x = 20,908 × 20,908
  4. Step 4: Simplify right side
    15,896x = 437,144,464
  5. Step 5: Solve for x
    x = 437,144,464/15,896
  6. Step 6: Final answer
    x = 27,500.28

Related Problems

Find third proportional to 7,948 and 10,454
Half scale
Find third proportional to 31,792 and 41,816
Double scale
Find third proportional to 15,898 and 20,911
Similar ratio
Find third proportional to 23,844 and 31,362
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.