Home / 30,020-65,324

Finding the Third Proportional to 30,020 and 65,324

Calculator

Solution

The third proportional to 30,020 and 65,324 is: 142,146.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,020 : 65,324 = 65,324 : x
  2. Step 2: Convert to fraction form
    30,020/65,324 = 65,324/x
  3. Step 3: Cross multiply
    30,020x = 65,324 × 65,324
  4. Step 4: Simplify right side
    30,020x = 4,267,224,976
  5. Step 5: Solve for x
    x = 4,267,224,976/30,020
  6. Step 6: Final answer
    x = 142,146.07

Related Problems

Find third proportional to 15,010 and 32,662
Half scale
Find third proportional to 60,040 and 130,648
Double scale
Find third proportional to 30,022 and 65,328
Similar ratio
Find third proportional to 45,030 and 97,986
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.