Home / 30,288-45,304

Finding the Third Proportional to 30,288 and 45,304

Calculator

Solution

The third proportional to 30,288 and 45,304 is: 67,764.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288 : 45,304 = 45,304 : x
  2. Step 2: Convert to fraction form
    30,288/45,304 = 45,304/x
  3. Step 3: Cross multiply
    30,288x = 45,304 × 45,304
  4. Step 4: Simplify right side
    30,288x = 2,052,452,416
  5. Step 5: Solve for x
    x = 2,052,452,416/30,288
  6. Step 6: Final answer
    x = 67,764.54

Related Problems

Find third proportional to 15,144 and 22,652
Half scale
Find third proportional to 60,576 and 90,608
Double scale
Find third proportional to 30,290 and 45,307
Similar ratio
Find third proportional to 45,432 and 67,956
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.