Home / 6,543-13,985

Finding the Third Proportional to 6,543 and 13,985

Calculator

Solution

The third proportional to 6,543 and 13,985 is: 29,891.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543 : 13,985 = 13,985 : x
  2. Step 2: Convert to fraction form
    6,543/13,985 = 13,985/x
  3. Step 3: Cross multiply
    6,543x = 13,985 × 13,985
  4. Step 4: Simplify right side
    6,543x = 195,580,225
  5. Step 5: Solve for x
    x = 195,580,225/6,543
  6. Step 6: Final answer
    x = 29,891.52

Related Problems

Find third proportional to 3,271.50 and 6,992.50
Half scale
Find third proportional to 13,086 and 27,970
Double scale
Find third proportional to 6,545 and 13,989
Similar ratio
Find third proportional to 9,814.50 and 20,977.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.