Home / 18,159-42,935

Finding the Third Proportional to 18,159 and 42,935

Calculator

Solution

The third proportional to 18,159 and 42,935 is: 101,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,159 : 42,935 = 42,935 : x
  2. Step 2: Convert to fraction form
    18,159/42,935 = 42,935/x
  3. Step 3: Cross multiply
    18,159x = 42,935 × 42,935
  4. Step 4: Simplify right side
    18,159x = 1,843,414,225
  5. Step 5: Solve for x
    x = 1,843,414,225/18,159
  6. Step 6: Final answer
    x = 101,515.18

Related Problems

Find third proportional to 9,079.50 and 21,467.50
Half scale
Find third proportional to 36,318 and 85,870
Double scale
Find third proportional to 18,161 and 42,940
Similar ratio
Find third proportional to 27,238.50 and 64,402.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.