Home / 13,542-15,078

Finding the Third Proportional to 13,542 and 15,078

Calculator

Solution

The third proportional to 13,542 and 15,078 is: 16,788.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542 : 15,078 = 15,078 : x
  2. Step 2: Convert to fraction form
    13,542/15,078 = 15,078/x
  3. Step 3: Cross multiply
    13,542x = 15,078 × 15,078
  4. Step 4: Simplify right side
    13,542x = 227,346,084
  5. Step 5: Solve for x
    x = 227,346,084/13,542
  6. Step 6: Final answer
    x = 16,788.22

Related Problems

Find third proportional to 6,771 and 7,539
Half scale
Find third proportional to 27,084 and 30,156
Double scale
Find third proportional to 13,544 and 15,080
Similar ratio
Find third proportional to 20,313 and 22,617
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.