Home / 18,068-27,782

Finding the Third Proportional to 18,068 and 27,782

Calculator

Solution

The third proportional to 18,068 and 27,782 is: 42,718.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,068 : 27,782 = 27,782 : x
  2. Step 2: Convert to fraction form
    18,068/27,782 = 27,782/x
  3. Step 3: Cross multiply
    18,068x = 27,782 × 27,782
  4. Step 4: Simplify right side
    18,068x = 771,839,524
  5. Step 5: Solve for x
    x = 771,839,524/18,068
  6. Step 6: Final answer
    x = 42,718.59

Related Problems

Find third proportional to 9,034 and 13,891
Half scale
Find third proportional to 36,136 and 55,564
Double scale
Find third proportional to 18,070 and 27,785
Similar ratio
Find third proportional to 27,102 and 41,673
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.