Home / 8,320-13,246

Finding the Third Proportional to 8,320 and 13,246

Calculator

Solution

The third proportional to 8,320 and 13,246 is: 21,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320 : 13,246 = 13,246 : x
  2. Step 2: Convert to fraction form
    8,320/13,246 = 13,246/x
  3. Step 3: Cross multiply
    8,320x = 13,246 × 13,246
  4. Step 4: Simplify right side
    8,320x = 175,456,516
  5. Step 5: Solve for x
    x = 175,456,516/8,320
  6. Step 6: Final answer
    x = 21,088.52

Related Problems

Find third proportional to 4,160 and 6,623
Half scale
Find third proportional to 16,640 and 26,492
Double scale
Find third proportional to 8,322 and 13,249
Similar ratio
Find third proportional to 12,480 and 19,869
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.