Home / 12,580-18,666

Finding the Third Proportional to 12,580 and 18,666

Calculator

Solution

The third proportional to 12,580 and 18,666 is: 27,696.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,580 : 18,666 = 18,666 : x
  2. Step 2: Convert to fraction form
    12,580/18,666 = 18,666/x
  3. Step 3: Cross multiply
    12,580x = 18,666 × 18,666
  4. Step 4: Simplify right side
    12,580x = 348,419,556
  5. Step 5: Solve for x
    x = 348,419,556/12,580
  6. Step 6: Final answer
    x = 27,696.31

Related Problems

Find third proportional to 6,290 and 9,333
Half scale
Find third proportional to 25,160 and 37,332
Double scale
Find third proportional to 12,582 and 18,669
Similar ratio
Find third proportional to 18,870 and 27,999
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.