Home / 12,543-27,247

Finding the Third Proportional to 12,543 and 27,247

Calculator

Solution

The third proportional to 12,543 and 27,247 is: 59,188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,543 : 27,247 = 27,247 : x
  2. Step 2: Convert to fraction form
    12,543/27,247 = 27,247/x
  3. Step 3: Cross multiply
    12,543x = 27,247 × 27,247
  4. Step 4: Simplify right side
    12,543x = 742,399,009
  5. Step 5: Solve for x
    x = 742,399,009/12,543
  6. Step 6: Final answer
    x = 59,188.31

Related Problems

Find third proportional to 6,271.50 and 13,623.50
Half scale
Find third proportional to 25,086 and 54,494
Double scale
Find third proportional to 12,545 and 27,251
Similar ratio
Find third proportional to 18,814.50 and 40,870.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.