Home / 18,150-19,446

Finding the Third Proportional to 18,150 and 19,446

Calculator

Solution

The third proportional to 18,150 and 19,446 is: 20,834.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150 : 19,446 = 19,446 : x
  2. Step 2: Convert to fraction form
    18,150/19,446 = 19,446/x
  3. Step 3: Cross multiply
    18,150x = 19,446 × 19,446
  4. Step 4: Simplify right side
    18,150x = 378,146,916
  5. Step 5: Solve for x
    x = 378,146,916/18,150
  6. Step 6: Final answer
    x = 20,834.54

Related Problems

Find third proportional to 9,075 and 9,723
Half scale
Find third proportional to 36,300 and 38,892
Double scale
Find third proportional to 18,152 and 19,448
Similar ratio
Find third proportional to 27,225 and 29,169
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.