Home / 13,688-19,071

Finding the Third Proportional to 13,688 and 19,071

Calculator

Solution

The third proportional to 13,688 and 19,071 is: 26,570.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,688 : 19,071 = 19,071 : x
  2. Step 2: Convert to fraction form
    13,688/19,071 = 19,071/x
  3. Step 3: Cross multiply
    13,688x = 19,071 × 19,071
  4. Step 4: Simplify right side
    13,688x = 363,703,041
  5. Step 5: Solve for x
    x = 363,703,041/13,688
  6. Step 6: Final answer
    x = 26,570.94

Related Problems

Find third proportional to 6,844 and 9,535.50
Half scale
Find third proportional to 27,376 and 38,142
Double scale
Find third proportional to 13,690 and 19,074
Similar ratio
Find third proportional to 20,532 and 28,606.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.