Home / 28,618-38,211

Finding the Third Proportional to 28,618 and 38,211

Calculator

Solution

The third proportional to 28,618 and 38,211 is: 51,019.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,618 : 38,211 = 38,211 : x
  2. Step 2: Convert to fraction form
    28,618/38,211 = 38,211/x
  3. Step 3: Cross multiply
    28,618x = 38,211 × 38,211
  4. Step 4: Simplify right side
    28,618x = 1,460,080,521
  5. Step 5: Solve for x
    x = 1,460,080,521/28,618
  6. Step 6: Final answer
    x = 51,019.66

Related Problems

Find third proportional to 14,309 and 19,105.50
Half scale
Find third proportional to 57,236 and 76,422
Double scale
Find third proportional to 28,620 and 38,214
Similar ratio
Find third proportional to 42,927 and 57,316.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.