Home / 12,808-27,158

Finding the Third Proportional to 12,808 and 27,158

Calculator

Solution

The third proportional to 12,808 and 27,158 is: 57,585.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,808 : 27,158 = 27,158 : x
  2. Step 2: Convert to fraction form
    12,808/27,158 = 27,158/x
  3. Step 3: Cross multiply
    12,808x = 27,158 × 27,158
  4. Step 4: Simplify right side
    12,808x = 737,556,964
  5. Step 5: Solve for x
    x = 737,556,964/12,808
  6. Step 6: Final answer
    x = 57,585.65

Related Problems

Find third proportional to 6,404 and 13,579
Half scale
Find third proportional to 25,616 and 54,316
Double scale
Find third proportional to 12,810 and 27,162
Similar ratio
Find third proportional to 19,212 and 40,737
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.