Home / 15,717-34,206

Finding the Third Proportional to 15,717 and 34,206

Calculator

Solution

The third proportional to 15,717 and 34,206 is: 74,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,717 : 34,206 = 34,206 : x
  2. Step 2: Convert to fraction form
    15,717/34,206 = 34,206/x
  3. Step 3: Cross multiply
    15,717x = 34,206 × 34,206
  4. Step 4: Simplify right side
    15,717x = 1,170,050,436
  5. Step 5: Solve for x
    x = 1,170,050,436/15,717
  6. Step 6: Final answer
    x = 74,444.90

Related Problems

Find third proportional to 7,858.50 and 17,103
Half scale
Find third proportional to 31,434 and 68,412
Double scale
Find third proportional to 15,719 and 34,210
Similar ratio
Find third proportional to 23,575.50 and 51,309
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.