Home / 5,580-15,180

Finding the Third Proportional to 5,580 and 15,180

Calculator

Solution

The third proportional to 5,580 and 15,180 is: 41,296.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580 : 15,180 = 15,180 : x
  2. Step 2: Convert to fraction form
    5,580/15,180 = 15,180/x
  3. Step 3: Cross multiply
    5,580x = 15,180 × 15,180
  4. Step 4: Simplify right side
    5,580x = 230,432,400
  5. Step 5: Solve for x
    x = 230,432,400/5,580
  6. Step 6: Final answer
    x = 41,296.13

Related Problems

Find third proportional to 2,790 and 7,590
Half scale
Find third proportional to 11,160 and 30,360
Double scale
Find third proportional to 5,582 and 15,185
Similar ratio
Find third proportional to 8,370 and 22,770
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.72) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.