Home / 7,887-16,970

Finding the Third Proportional to 7,887 and 16,970

Calculator

Solution

The third proportional to 7,887 and 16,970 is: 36,513.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887 : 16,970 = 16,970 : x
  2. Step 2: Convert to fraction form
    7,887/16,970 = 16,970/x
  3. Step 3: Cross multiply
    7,887x = 16,970 × 16,970
  4. Step 4: Simplify right side
    7,887x = 287,980,900
  5. Step 5: Solve for x
    x = 287,980,900/7,887
  6. Step 6: Final answer
    x = 36,513.36

Related Problems

Find third proportional to 3,943.50 and 8,485
Half scale
Find third proportional to 15,774 and 33,940
Double scale
Find third proportional to 7,889 and 16,974
Similar ratio
Find third proportional to 11,830.50 and 25,455
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.