Home / 9,930-15,804

Finding the Third Proportional to 9,930 and 15,804

Calculator

Solution

The third proportional to 9,930 and 15,804 is: 25,152.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930 : 15,804 = 15,804 : x
  2. Step 2: Convert to fraction form
    9,930/15,804 = 15,804/x
  3. Step 3: Cross multiply
    9,930x = 15,804 × 15,804
  4. Step 4: Simplify right side
    9,930x = 249,766,416
  5. Step 5: Solve for x
    x = 249,766,416/9,930
  6. Step 6: Final answer
    x = 25,152.71

Related Problems

Find third proportional to 4,965 and 7,902
Half scale
Find third proportional to 19,860 and 31,608
Double scale
Find third proportional to 9,932 and 15,807
Similar ratio
Find third proportional to 14,895 and 23,706
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.