Home / 15,176-19,488

Finding the Third Proportional to 15,176 and 19,488

Calculator

Solution

The third proportional to 15,176 and 19,488 is: 25,025.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,176 : 19,488 = 19,488 : x
  2. Step 2: Convert to fraction form
    15,176/19,488 = 19,488/x
  3. Step 3: Cross multiply
    15,176x = 19,488 × 19,488
  4. Step 4: Simplify right side
    15,176x = 379,782,144
  5. Step 5: Solve for x
    x = 379,782,144/15,176
  6. Step 6: Final answer
    x = 25,025.18

Related Problems

Find third proportional to 7,588 and 9,744
Half scale
Find third proportional to 30,352 and 38,976
Double scale
Find third proportional to 15,178 and 19,491
Similar ratio
Find third proportional to 22,764 and 29,232
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.