Home / 13,988-18,454

Finding the Third Proportional to 13,988 and 18,454

Calculator

Solution

The third proportional to 13,988 and 18,454 is: 24,345.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,988 : 18,454 = 18,454 : x
  2. Step 2: Convert to fraction form
    13,988/18,454 = 18,454/x
  3. Step 3: Cross multiply
    13,988x = 18,454 × 18,454
  4. Step 4: Simplify right side
    13,988x = 340,550,116
  5. Step 5: Solve for x
    x = 340,550,116/13,988
  6. Step 6: Final answer
    x = 24,345.88

Related Problems

Find third proportional to 6,994 and 9,227
Half scale
Find third proportional to 27,976 and 36,908
Double scale
Find third proportional to 13,990 and 18,457
Similar ratio
Find third proportional to 20,982 and 27,681
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.