Home / 17,340.75-19,878.75

Finding the Third Proportional to 17,340.75 and 19,878.75

Calculator

Solution

The third proportional to 17,340.75 and 19,878.75 is: 22,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,340.75 : 19,878.75 = 19,878.75 : x
  2. Step 2: Convert to fraction form
    17,340.75/19,878.75 = 19,878.75/x
  3. Step 3: Cross multiply
    17,340.75x = 19,878.75 × 19,878.75
  4. Step 4: Simplify right side
    17,340.75x = 395,164,701.56
  5. Step 5: Solve for x
    x = 395,164,701.56/17,340.75
  6. Step 6: Final answer
    x = 22,788.21

Related Problems

Find third proportional to 8,670.38 and 9,939.38
Half scale
Find third proportional to 34,681.50 and 39,757.50
Double scale
Find third proportional to 17,343 and 19,881
Similar ratio
Find third proportional to 26,011.13 and 29,818.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.