Home / 14,380-18,138

Finding the Third Proportional to 14,380 and 18,138

Calculator

Solution

The third proportional to 14,380 and 18,138 is: 22,878.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380 : 18,138 = 18,138 : x
  2. Step 2: Convert to fraction form
    14,380/18,138 = 18,138/x
  3. Step 3: Cross multiply
    14,380x = 18,138 × 18,138
  4. Step 4: Simplify right side
    14,380x = 328,987,044
  5. Step 5: Solve for x
    x = 328,987,044/14,380
  6. Step 6: Final answer
    x = 22,878.10

Related Problems

Find third proportional to 7,190 and 9,069
Half scale
Find third proportional to 28,760 and 36,276
Double scale
Find third proportional to 14,382 and 18,141
Similar ratio
Find third proportional to 21,570 and 27,207
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.