Home / 8,947-19,664

Finding the Third Proportional to 8,947 and 19,664

Calculator

Solution

The third proportional to 8,947 and 19,664 is: 43,218.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947 : 19,664 = 19,664 : x
  2. Step 2: Convert to fraction form
    8,947/19,664 = 19,664/x
  3. Step 3: Cross multiply
    8,947x = 19,664 × 19,664
  4. Step 4: Simplify right side
    8,947x = 386,672,896
  5. Step 5: Solve for x
    x = 386,672,896/8,947
  6. Step 6: Final answer
    x = 43,218.16

Related Problems

Find third proportional to 4,473.50 and 9,832
Half scale
Find third proportional to 17,894 and 39,328
Double scale
Find third proportional to 8,949 and 19,668
Similar ratio
Find third proportional to 13,420.50 and 29,496
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.