Home / 10,818-14,691

Finding the Third Proportional to 10,818 and 14,691

Calculator

Solution

The third proportional to 10,818 and 14,691 is: 19,950.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818 : 14,691 = 14,691 : x
  2. Step 2: Convert to fraction form
    10,818/14,691 = 14,691/x
  3. Step 3: Cross multiply
    10,818x = 14,691 × 14,691
  4. Step 4: Simplify right side
    10,818x = 215,825,481
  5. Step 5: Solve for x
    x = 215,825,481/10,818
  6. Step 6: Final answer
    x = 19,950.59

Related Problems

Find third proportional to 5,409 and 7,345.50
Half scale
Find third proportional to 21,636 and 29,382
Double scale
Find third proportional to 10,820 and 14,694
Similar ratio
Find third proportional to 16,227 and 22,036.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.