Home / 14,417-18,421

Finding the Third Proportional to 14,417 and 18,421

Calculator

Solution

The third proportional to 14,417 and 18,421 is: 23,537.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,417 : 18,421 = 18,421 : x
  2. Step 2: Convert to fraction form
    14,417/18,421 = 18,421/x
  3. Step 3: Cross multiply
    14,417x = 18,421 × 18,421
  4. Step 4: Simplify right side
    14,417x = 339,333,241
  5. Step 5: Solve for x
    x = 339,333,241/14,417
  6. Step 6: Final answer
    x = 23,537.02

Related Problems

Find third proportional to 7,208.50 and 9,210.50
Half scale
Find third proportional to 28,834 and 36,842
Double scale
Find third proportional to 14,419 and 18,424
Similar ratio
Find third proportional to 21,625.50 and 27,631.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.