Home / 38,459-82,020.50

Finding the Third Proportional to 38,459 and 82,020.50

Calculator

Solution

The third proportional to 38,459 and 82,020.50 is: 174,922.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,459 : 82,020.50 = 82,020.50 : x
  2. Step 2: Convert to fraction form
    38,459/82,020.50 = 82,020.50/x
  3. Step 3: Cross multiply
    38,459x = 82,020.50 × 82,020.50
  4. Step 4: Simplify right side
    38,459x = 6,727,362,420.25
  5. Step 5: Solve for x
    x = 6,727,362,420.25/38,459
  6. Step 6: Final answer
    x = 174,922.97

Related Problems

Find third proportional to 19,229.50 and 41,010.25
Half scale
Find third proportional to 76,918 and 164,041
Double scale
Find third proportional to 38,461 and 82,025
Similar ratio
Find third proportional to 57,688.50 and 123,030.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.