Home / 8,653-13,363

Finding the Third Proportional to 8,653 and 13,363

Calculator

Solution

The third proportional to 8,653 and 13,363 is: 20,636.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653 : 13,363 = 13,363 : x
  2. Step 2: Convert to fraction form
    8,653/13,363 = 13,363/x
  3. Step 3: Cross multiply
    8,653x = 13,363 × 13,363
  4. Step 4: Simplify right side
    8,653x = 178,569,769
  5. Step 5: Solve for x
    x = 178,569,769/8,653
  6. Step 6: Final answer
    x = 20,636.75

Related Problems

Find third proportional to 4,326.50 and 6,681.50
Half scale
Find third proportional to 17,306 and 26,726
Double scale
Find third proportional to 8,655 and 13,366
Similar ratio
Find third proportional to 12,979.50 and 20,044.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.