Home / 29,580-61,650

Finding the Third Proportional to 29,580 and 61,650

Calculator

Solution

The third proportional to 29,580 and 61,650 is: 128,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,580 : 61,650 = 61,650 : x
  2. Step 2: Convert to fraction form
    29,580/61,650 = 61,650/x
  3. Step 3: Cross multiply
    29,580x = 61,650 × 61,650
  4. Step 4: Simplify right side
    29,580x = 3,800,722,500
  5. Step 5: Solve for x
    x = 3,800,722,500/29,580
  6. Step 6: Final answer
    x = 128,489.60

Related Problems

Find third proportional to 14,790 and 30,825
Half scale
Find third proportional to 59,160 and 123,300
Double scale
Find third proportional to 29,582 and 61,654
Similar ratio
Find third proportional to 44,370 and 92,475
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.