Home / 17,960-39,664

Finding the Third Proportional to 17,960 and 39,664

Calculator

Solution

The third proportional to 17,960 and 39,664 is: 87,596.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,960 : 39,664 = 39,664 : x
  2. Step 2: Convert to fraction form
    17,960/39,664 = 39,664/x
  3. Step 3: Cross multiply
    17,960x = 39,664 × 39,664
  4. Step 4: Simplify right side
    17,960x = 1,573,232,896
  5. Step 5: Solve for x
    x = 1,573,232,896/17,960
  6. Step 6: Final answer
    x = 87,596.49

Related Problems

Find third proportional to 8,980 and 19,832
Half scale
Find third proportional to 35,920 and 79,328
Double scale
Find third proportional to 17,962 and 39,668
Similar ratio
Find third proportional to 26,940 and 59,496
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.