Home / 18,936-28,332

Finding the Third Proportional to 18,936 and 28,332

Calculator

Solution

The third proportional to 18,936 and 28,332 is: 42,390.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,936 : 28,332 = 28,332 : x
  2. Step 2: Convert to fraction form
    18,936/28,332 = 28,332/x
  3. Step 3: Cross multiply
    18,936x = 28,332 × 28,332
  4. Step 4: Simplify right side
    18,936x = 802,702,224
  5. Step 5: Solve for x
    x = 802,702,224/18,936
  6. Step 6: Final answer
    x = 42,390.27

Related Problems

Find third proportional to 9,468 and 14,166
Half scale
Find third proportional to 37,872 and 56,664
Double scale
Find third proportional to 18,938 and 28,335
Similar ratio
Find third proportional to 28,404 and 42,498
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.