Home / 11,140-15,472

Finding the Third Proportional to 11,140 and 15,472

Calculator

Solution

The third proportional to 11,140 and 15,472 is: 21,488.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140 : 15,472 = 15,472 : x
  2. Step 2: Convert to fraction form
    11,140/15,472 = 15,472/x
  3. Step 3: Cross multiply
    11,140x = 15,472 × 15,472
  4. Step 4: Simplify right side
    11,140x = 239,382,784
  5. Step 5: Solve for x
    x = 239,382,784/11,140
  6. Step 6: Final answer
    x = 21,488.58

Related Problems

Find third proportional to 5,570 and 7,736
Half scale
Find third proportional to 22,280 and 30,944
Double scale
Find third proportional to 11,142 and 15,475
Similar ratio
Find third proportional to 16,710 and 23,208
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.