Home / 8,904-18,312

Finding the Third Proportional to 8,904 and 18,312

Calculator

Solution

The third proportional to 8,904 and 18,312 is: 37,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904 : 18,312 = 18,312 : x
  2. Step 2: Convert to fraction form
    8,904/18,312 = 18,312/x
  3. Step 3: Cross multiply
    8,904x = 18,312 × 18,312
  4. Step 4: Simplify right side
    8,904x = 335,329,344
  5. Step 5: Solve for x
    x = 335,329,344/8,904
  6. Step 6: Final answer
    x = 37,660.53

Related Problems

Find third proportional to 4,452 and 9,156
Half scale
Find third proportional to 17,808 and 36,624
Double scale
Find third proportional to 8,906 and 18,316
Similar ratio
Find third proportional to 13,356 and 27,468
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.