Home / 14,556-16,428

Finding the Third Proportional to 14,556 and 16,428

Calculator

Solution

The third proportional to 14,556 and 16,428 is: 18,540.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,556 : 16,428 = 16,428 : x
  2. Step 2: Convert to fraction form
    14,556/16,428 = 16,428/x
  3. Step 3: Cross multiply
    14,556x = 16,428 × 16,428
  4. Step 4: Simplify right side
    14,556x = 269,879,184
  5. Step 5: Solve for x
    x = 269,879,184/14,556
  6. Step 6: Final answer
    x = 18,540.75

Related Problems

Find third proportional to 7,278 and 8,214
Half scale
Find third proportional to 29,112 and 32,856
Double scale
Find third proportional to 14,558 and 16,430
Similar ratio
Find third proportional to 21,834 and 24,642
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.