Home / 12,618-27,774

Finding the Third Proportional to 12,618 and 27,774

Calculator

Solution

The third proportional to 12,618 and 27,774 is: 61,134.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,618 : 27,774 = 27,774 : x
  2. Step 2: Convert to fraction form
    12,618/27,774 = 27,774/x
  3. Step 3: Cross multiply
    12,618x = 27,774 × 27,774
  4. Step 4: Simplify right side
    12,618x = 771,395,076
  5. Step 5: Solve for x
    x = 771,395,076/12,618
  6. Step 6: Final answer
    x = 61,134.50

Related Problems

Find third proportional to 6,309 and 13,887
Half scale
Find third proportional to 25,236 and 55,548
Double scale
Find third proportional to 12,620 and 27,778
Similar ratio
Find third proportional to 18,927 and 41,661
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.