Home / 27,070-42,474

Finding the Third Proportional to 27,070 and 42,474

Calculator

Solution

The third proportional to 27,070 and 42,474 is: 66,643.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070 : 42,474 = 42,474 : x
  2. Step 2: Convert to fraction form
    27,070/42,474 = 42,474/x
  3. Step 3: Cross multiply
    27,070x = 42,474 × 42,474
  4. Step 4: Simplify right side
    27,070x = 1,804,040,676
  5. Step 5: Solve for x
    x = 1,804,040,676/27,070
  6. Step 6: Final answer
    x = 66,643.54

Related Problems

Find third proportional to 13,535 and 21,237
Half scale
Find third proportional to 54,140 and 84,948
Double scale
Find third proportional to 27,072 and 42,477
Similar ratio
Find third proportional to 40,605 and 63,711
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.