Home / 20,176-28,224

Finding the Third Proportional to 20,176 and 28,224

Calculator

Solution

The third proportional to 20,176 and 28,224 is: 39,482.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,176 : 28,224 = 28,224 : x
  2. Step 2: Convert to fraction form
    20,176/28,224 = 28,224/x
  3. Step 3: Cross multiply
    20,176x = 28,224 × 28,224
  4. Step 4: Simplify right side
    20,176x = 796,594,176
  5. Step 5: Solve for x
    x = 796,594,176/20,176
  6. Step 6: Final answer
    x = 39,482.26

Related Problems

Find third proportional to 10,088 and 14,112
Half scale
Find third proportional to 40,352 and 56,448
Double scale
Find third proportional to 20,178 and 28,227
Similar ratio
Find third proportional to 30,264 and 42,336
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.