Home / 11,176-19,688

Finding the Third Proportional to 11,176 and 19,688

Calculator

Solution

The third proportional to 11,176 and 19,688 is: 34,683.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176 : 19,688 = 19,688 : x
  2. Step 2: Convert to fraction form
    11,176/19,688 = 19,688/x
  3. Step 3: Cross multiply
    11,176x = 19,688 × 19,688
  4. Step 4: Simplify right side
    11,176x = 387,617,344
  5. Step 5: Solve for x
    x = 387,617,344/11,176
  6. Step 6: Final answer
    x = 34,683.01

Related Problems

Find third proportional to 5,588 and 9,844
Half scale
Find third proportional to 22,352 and 39,376
Double scale
Find third proportional to 11,178 and 19,692
Similar ratio
Find third proportional to 16,764 and 29,532
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.