Home / 15,348-17,508

Finding the Third Proportional to 15,348 and 17,508

Calculator

Solution

The third proportional to 15,348 and 17,508 is: 19,971.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,348 : 17,508 = 17,508 : x
  2. Step 2: Convert to fraction form
    15,348/17,508 = 17,508/x
  3. Step 3: Cross multiply
    15,348x = 17,508 × 17,508
  4. Step 4: Simplify right side
    15,348x = 306,530,064
  5. Step 5: Solve for x
    x = 306,530,064/15,348
  6. Step 6: Final answer
    x = 19,971.99

Related Problems

Find third proportional to 7,674 and 8,754
Half scale
Find third proportional to 30,696 and 35,016
Double scale
Find third proportional to 15,350 and 17,510
Similar ratio
Find third proportional to 23,022 and 26,262
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.