Home / 27,970-43,656

Finding the Third Proportional to 27,970 and 43,656

Calculator

Solution

The third proportional to 27,970 and 43,656 is: 68,138.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,970 : 43,656 = 43,656 : x
  2. Step 2: Convert to fraction form
    27,970/43,656 = 43,656/x
  3. Step 3: Cross multiply
    27,970x = 43,656 × 43,656
  4. Step 4: Simplify right side
    27,970x = 1,905,846,336
  5. Step 5: Solve for x
    x = 1,905,846,336/27,970
  6. Step 6: Final answer
    x = 68,138.95

Related Problems

Find third proportional to 13,985 and 21,828
Half scale
Find third proportional to 55,940 and 87,312
Double scale
Find third proportional to 27,972 and 43,659
Similar ratio
Find third proportional to 41,955 and 65,484
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.