Home / 47,808-66,879

Finding the Third Proportional to 47,808 and 66,879

Calculator

Solution

The third proportional to 47,808 and 66,879 is: 93,557.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,808 : 66,879 = 66,879 : x
  2. Step 2: Convert to fraction form
    47,808/66,879 = 66,879/x
  3. Step 3: Cross multiply
    47,808x = 66,879 × 66,879
  4. Step 4: Simplify right side
    47,808x = 4,472,800,641
  5. Step 5: Solve for x
    x = 4,472,800,641/47,808
  6. Step 6: Final answer
    x = 93,557.58

Related Problems

Find third proportional to 23,904 and 33,439.50
Half scale
Find third proportional to 95,616 and 133,758
Double scale
Find third proportional to 47,810 and 66,882
Similar ratio
Find third proportional to 71,712 and 100,318.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.