Home / 28,782-70,011

Finding the Third Proportional to 28,782 and 70,011

Calculator

Solution

The third proportional to 28,782 and 70,011 is: 170,298.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,782 : 70,011 = 70,011 : x
  2. Step 2: Convert to fraction form
    28,782/70,011 = 70,011/x
  3. Step 3: Cross multiply
    28,782x = 70,011 × 70,011
  4. Step 4: Simplify right side
    28,782x = 4,901,540,121
  5. Step 5: Solve for x
    x = 4,901,540,121/28,782
  6. Step 6: Final answer
    x = 170,298.80

Related Problems

Find third proportional to 14,391 and 35,005.50
Half scale
Find third proportional to 57,564 and 140,022
Double scale
Find third proportional to 28,784 and 70,016
Similar ratio
Find third proportional to 43,173 and 105,016.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.