Home / 28,140-61,508

Finding the Third Proportional to 28,140 and 61,508

Calculator

Solution

The third proportional to 28,140 and 61,508 is: 134,443.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,140 : 61,508 = 61,508 : x
  2. Step 2: Convert to fraction form
    28,140/61,508 = 61,508/x
  3. Step 3: Cross multiply
    28,140x = 61,508 × 61,508
  4. Step 4: Simplify right side
    28,140x = 3,783,234,064
  5. Step 5: Solve for x
    x = 3,783,234,064/28,140
  6. Step 6: Final answer
    x = 134,443.29

Related Problems

Find third proportional to 14,070 and 30,754
Half scale
Find third proportional to 56,280 and 123,016
Double scale
Find third proportional to 28,142 and 61,512
Similar ratio
Find third proportional to 42,210 and 92,262
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.