Home / 12,810-14,658

Finding the Third Proportional to 12,810 and 14,658

Calculator

Solution

The third proportional to 12,810 and 14,658 is: 16,772.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,810 : 14,658 = 14,658 : x
  2. Step 2: Convert to fraction form
    12,810/14,658 = 14,658/x
  3. Step 3: Cross multiply
    12,810x = 14,658 × 14,658
  4. Step 4: Simplify right side
    12,810x = 214,856,964
  5. Step 5: Solve for x
    x = 214,856,964/12,810
  6. Step 6: Final answer
    x = 16,772.60

Related Problems

Find third proportional to 6,405 and 7,329
Half scale
Find third proportional to 25,620 and 29,316
Double scale
Find third proportional to 12,812 and 14,660
Similar ratio
Find third proportional to 19,215 and 21,987
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.