Home / 15,750-18,054

Finding the Third Proportional to 15,750 and 18,054

Calculator

Solution

The third proportional to 15,750 and 18,054 is: 20,695.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,750 : 18,054 = 18,054 : x
  2. Step 2: Convert to fraction form
    15,750/18,054 = 18,054/x
  3. Step 3: Cross multiply
    15,750x = 18,054 × 18,054
  4. Step 4: Simplify right side
    15,750x = 325,946,916
  5. Step 5: Solve for x
    x = 325,946,916/15,750
  6. Step 6: Final answer
    x = 20,695.04

Related Problems

Find third proportional to 7,875 and 9,027
Half scale
Find third proportional to 31,500 and 36,108
Double scale
Find third proportional to 15,752 and 18,056
Similar ratio
Find third proportional to 23,625 and 27,081
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.