Home / 17,888-38,239

Finding the Third Proportional to 17,888 and 38,239

Calculator

Solution

The third proportional to 17,888 and 38,239 is: 81,743.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,888 : 38,239 = 38,239 : x
  2. Step 2: Convert to fraction form
    17,888/38,239 = 38,239/x
  3. Step 3: Cross multiply
    17,888x = 38,239 × 38,239
  4. Step 4: Simplify right side
    17,888x = 1,462,221,121
  5. Step 5: Solve for x
    x = 1,462,221,121/17,888
  6. Step 6: Final answer
    x = 81,743.13

Related Problems

Find third proportional to 8,944 and 19,119.50
Half scale
Find third proportional to 35,776 and 76,478
Double scale
Find third proportional to 17,890 and 38,243
Similar ratio
Find third proportional to 26,832 and 57,358.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.