Home / 30,008-39,708

Finding the Third Proportional to 30,008 and 39,708

Calculator

Solution

The third proportional to 30,008 and 39,708 is: 52,543.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,008 : 39,708 = 39,708 : x
  2. Step 2: Convert to fraction form
    30,008/39,708 = 39,708/x
  3. Step 3: Cross multiply
    30,008x = 39,708 × 39,708
  4. Step 4: Simplify right side
    30,008x = 1,576,725,264
  5. Step 5: Solve for x
    x = 1,576,725,264/30,008
  6. Step 6: Final answer
    x = 52,543.50

Related Problems

Find third proportional to 15,004 and 19,854
Half scale
Find third proportional to 60,016 and 79,416
Double scale
Find third proportional to 30,010 and 39,711
Similar ratio
Find third proportional to 45,012 and 59,562
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.