Home / 15,574-18,922

Finding the Third Proportional to 15,574 and 18,922

Calculator

Solution

The third proportional to 15,574 and 18,922 is: 22,989.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,574 : 18,922 = 18,922 : x
  2. Step 2: Convert to fraction form
    15,574/18,922 = 18,922/x
  3. Step 3: Cross multiply
    15,574x = 18,922 × 18,922
  4. Step 4: Simplify right side
    15,574x = 358,042,084
  5. Step 5: Solve for x
    x = 358,042,084/15,574
  6. Step 6: Final answer
    x = 22,989.73

Related Problems

Find third proportional to 7,787 and 9,461
Half scale
Find third proportional to 31,148 and 37,844
Double scale
Find third proportional to 15,576 and 18,924
Similar ratio
Find third proportional to 23,361 and 28,383
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.