Home / 15,028-19,518

Finding the Third Proportional to 15,028 and 19,518

Calculator

Solution

The third proportional to 15,028 and 19,518 is: 25,349.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,028 : 19,518 = 19,518 : x
  2. Step 2: Convert to fraction form
    15,028/19,518 = 19,518/x
  3. Step 3: Cross multiply
    15,028x = 19,518 × 19,518
  4. Step 4: Simplify right side
    15,028x = 380,952,324
  5. Step 5: Solve for x
    x = 380,952,324/15,028
  6. Step 6: Final answer
    x = 25,349.50

Related Problems

Find third proportional to 7,514 and 9,759
Half scale
Find third proportional to 30,056 and 39,036
Double scale
Find third proportional to 15,030 and 19,521
Similar ratio
Find third proportional to 22,542 and 29,277
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.