Home / 30,472-47,089

Finding the Third Proportional to 30,472 and 47,089

Calculator

Solution

The third proportional to 30,472 and 47,089 is: 72,767.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,472 : 47,089 = 47,089 : x
  2. Step 2: Convert to fraction form
    30,472/47,089 = 47,089/x
  3. Step 3: Cross multiply
    30,472x = 47,089 × 47,089
  4. Step 4: Simplify right side
    30,472x = 2,217,373,921
  5. Step 5: Solve for x
    x = 2,217,373,921/30,472
  6. Step 6: Final answer
    x = 72,767.59

Related Problems

Find third proportional to 15,236 and 23,544.50
Half scale
Find third proportional to 60,944 and 94,178
Double scale
Find third proportional to 30,474 and 47,092
Similar ratio
Find third proportional to 45,708 and 70,633.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.