Home / 8,768-20,684

Finding the Third Proportional to 8,768 and 20,684

Calculator

Solution

The third proportional to 8,768 and 20,684 is: 48,794.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768 : 20,684 = 20,684 : x
  2. Step 2: Convert to fraction form
    8,768/20,684 = 20,684/x
  3. Step 3: Cross multiply
    8,768x = 20,684 × 20,684
  4. Step 4: Simplify right side
    8,768x = 427,827,856
  5. Step 5: Solve for x
    x = 427,827,856/8,768
  6. Step 6: Final answer
    x = 48,794.24

Related Problems

Find third proportional to 4,384 and 10,342
Half scale
Find third proportional to 17,536 and 41,368
Double scale
Find third proportional to 8,770 and 20,689
Similar ratio
Find third proportional to 13,152 and 31,026
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.