Home / 19,697-42,163

Finding the Third Proportional to 19,697 and 42,163

Calculator

Solution

The third proportional to 19,697 and 42,163 is: 90,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,697 : 42,163 = 42,163 : x
  2. Step 2: Convert to fraction form
    19,697/42,163 = 42,163/x
  3. Step 3: Cross multiply
    19,697x = 42,163 × 42,163
  4. Step 4: Simplify right side
    19,697x = 1,777,718,569
  5. Step 5: Solve for x
    x = 1,777,718,569/19,697
  6. Step 6: Final answer
    x = 90,253.27

Related Problems

Find third proportional to 9,848.50 and 21,081.50
Half scale
Find third proportional to 39,394 and 84,326
Double scale
Find third proportional to 19,699 and 42,167
Similar ratio
Find third proportional to 29,545.50 and 63,244.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.