Home / 28,700-61,798

Finding the Third Proportional to 28,700 and 61,798

Calculator

Solution

The third proportional to 28,700 and 61,798 is: 133,065.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,700 : 61,798 = 61,798 : x
  2. Step 2: Convert to fraction form
    28,700/61,798 = 61,798/x
  3. Step 3: Cross multiply
    28,700x = 61,798 × 61,798
  4. Step 4: Simplify right side
    28,700x = 3,818,992,804
  5. Step 5: Solve for x
    x = 3,818,992,804/28,700
  6. Step 6: Final answer
    x = 133,065.95

Related Problems

Find third proportional to 14,350 and 30,899
Half scale
Find third proportional to 57,400 and 123,596
Double scale
Find third proportional to 28,702 and 61,802
Similar ratio
Find third proportional to 43,050 and 92,697
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.