Home / 8,911-13,882

Finding the Third Proportional to 8,911 and 13,882

Calculator

Solution

The third proportional to 8,911 and 13,882 is: 21,626.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911 : 13,882 = 13,882 : x
  2. Step 2: Convert to fraction form
    8,911/13,882 = 13,882/x
  3. Step 3: Cross multiply
    8,911x = 13,882 × 13,882
  4. Step 4: Simplify right side
    8,911x = 192,709,924
  5. Step 5: Solve for x
    x = 192,709,924/8,911
  6. Step 6: Final answer
    x = 21,626.07

Related Problems

Find third proportional to 4,455.50 and 6,941
Half scale
Find third proportional to 17,822 and 27,764
Double scale
Find third proportional to 8,913 and 13,885
Similar ratio
Find third proportional to 13,366.50 and 20,823
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.