Home / 15,176-18,988

Finding the Third Proportional to 15,176 and 18,988

Calculator

Solution

The third proportional to 15,176 and 18,988 is: 23,757.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,176 : 18,988 = 18,988 : x
  2. Step 2: Convert to fraction form
    15,176/18,988 = 18,988/x
  3. Step 3: Cross multiply
    15,176x = 18,988 × 18,988
  4. Step 4: Simplify right side
    15,176x = 360,544,144
  5. Step 5: Solve for x
    x = 360,544,144/15,176
  6. Step 6: Final answer
    x = 23,757.52

Related Problems

Find third proportional to 7,588 and 9,494
Half scale
Find third proportional to 30,352 and 37,976
Double scale
Find third proportional to 15,178 and 18,991
Similar ratio
Find third proportional to 22,764 and 28,482
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.