Home / 38,040-81,006

Finding the Third Proportional to 38,040 and 81,006

Calculator

Solution

The third proportional to 38,040 and 81,006 is: 172,501.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040 : 81,006 = 81,006 : x
  2. Step 2: Convert to fraction form
    38,040/81,006 = 81,006/x
  3. Step 3: Cross multiply
    38,040x = 81,006 × 81,006
  4. Step 4: Simplify right side
    38,040x = 6,561,972,036
  5. Step 5: Solve for x
    x = 6,561,972,036/38,040
  6. Step 6: Final answer
    x = 172,501.89

Related Problems

Find third proportional to 19,020 and 40,503
Half scale
Find third proportional to 76,080 and 162,012
Double scale
Find third proportional to 38,042 and 81,010
Similar ratio
Find third proportional to 57,060 and 121,509
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.