Home / 9,762-15,987

Finding the Third Proportional to 9,762 and 15,987

Calculator

Solution

The third proportional to 9,762 and 15,987 is: 26,181.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,762 : 15,987 = 15,987 : x
  2. Step 2: Convert to fraction form
    9,762/15,987 = 15,987/x
  3. Step 3: Cross multiply
    9,762x = 15,987 × 15,987
  4. Step 4: Simplify right side
    9,762x = 255,584,169
  5. Step 5: Solve for x
    x = 255,584,169/9,762
  6. Step 6: Final answer
    x = 26,181.54

Related Problems

Find third proportional to 4,881 and 7,993.50
Half scale
Find third proportional to 19,524 and 31,974
Double scale
Find third proportional to 9,764 and 15,990
Similar ratio
Find third proportional to 14,643 and 23,980.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.