Home / 8,574-19,842

Finding the Third Proportional to 8,574 and 19,842

Calculator

Solution

The third proportional to 8,574 and 19,842 is: 45,918.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,574 : 19,842 = 19,842 : x
  2. Step 2: Convert to fraction form
    8,574/19,842 = 19,842/x
  3. Step 3: Cross multiply
    8,574x = 19,842 × 19,842
  4. Step 4: Simplify right side
    8,574x = 393,704,964
  5. Step 5: Solve for x
    x = 393,704,964/8,574
  6. Step 6: Final answer
    x = 45,918.47

Related Problems

Find third proportional to 4,287 and 9,921
Half scale
Find third proportional to 17,148 and 39,684
Double scale
Find third proportional to 8,576 and 19,847
Similar ratio
Find third proportional to 12,861 and 29,763
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.