Home / 18,188-28,180

Finding the Third Proportional to 18,188 and 28,180

Calculator

Solution

The third proportional to 18,188 and 28,180 is: 43,661.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,188 : 28,180 = 28,180 : x
  2. Step 2: Convert to fraction form
    18,188/28,180 = 28,180/x
  3. Step 3: Cross multiply
    18,188x = 28,180 × 28,180
  4. Step 4: Simplify right side
    18,188x = 794,112,400
  5. Step 5: Solve for x
    x = 794,112,400/18,188
  6. Step 6: Final answer
    x = 43,661.34

Related Problems

Find third proportional to 9,094 and 14,090
Half scale
Find third proportional to 36,376 and 56,360
Double scale
Find third proportional to 18,190 and 28,183
Similar ratio
Find third proportional to 27,282 and 42,270
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.