Home / 20,569-43,127

Finding the Third Proportional to 20,569 and 43,127

Calculator

Solution

The third proportional to 20,569 and 43,127 is: 90,424.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,569 : 43,127 = 43,127 : x
  2. Step 2: Convert to fraction form
    20,569/43,127 = 43,127/x
  3. Step 3: Cross multiply
    20,569x = 43,127 × 43,127
  4. Step 4: Simplify right side
    20,569x = 1,859,938,129
  5. Step 5: Solve for x
    x = 1,859,938,129/20,569
  6. Step 6: Final answer
    x = 90,424.33

Related Problems

Find third proportional to 10,284.50 and 21,563.50
Half scale
Find third proportional to 41,138 and 86,254
Double scale
Find third proportional to 20,571 and 43,131
Similar ratio
Find third proportional to 30,853.50 and 64,690.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.