Home / 17,304-18,888

Finding the Third Proportional to 17,304 and 18,888

Calculator

Solution

The third proportional to 17,304 and 18,888 is: 20,617.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,304 : 18,888 = 18,888 : x
  2. Step 2: Convert to fraction form
    17,304/18,888 = 18,888/x
  3. Step 3: Cross multiply
    17,304x = 18,888 × 18,888
  4. Step 4: Simplify right side
    17,304x = 356,756,544
  5. Step 5: Solve for x
    x = 356,756,544/17,304
  6. Step 6: Final answer
    x = 20,617.00

Related Problems

Find third proportional to 8,652 and 9,444
Half scale
Find third proportional to 34,608 and 37,776
Double scale
Find third proportional to 17,306 and 18,890
Similar ratio
Find third proportional to 25,956 and 28,332
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.