Home / 12,240-18,536

Finding the Third Proportional to 12,240 and 18,536

Calculator

Solution

The third proportional to 12,240 and 18,536 is: 28,070.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,240 : 18,536 = 18,536 : x
  2. Step 2: Convert to fraction form
    12,240/18,536 = 18,536/x
  3. Step 3: Cross multiply
    12,240x = 18,536 × 18,536
  4. Step 4: Simplify right side
    12,240x = 343,583,296
  5. Step 5: Solve for x
    x = 343,583,296/12,240
  6. Step 6: Final answer
    x = 28,070.53

Related Problems

Find third proportional to 6,120 and 9,268
Half scale
Find third proportional to 24,480 and 37,072
Double scale
Find third proportional to 12,242 and 18,539
Similar ratio
Find third proportional to 18,360 and 27,804
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.