Home / 8,445-18,333

Finding the Third Proportional to 8,445 and 18,333

Calculator

Solution

The third proportional to 8,445 and 18,333 is: 39,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445 : 18,333 = 18,333 : x
  2. Step 2: Convert to fraction form
    8,445/18,333 = 18,333/x
  3. Step 3: Cross multiply
    8,445x = 18,333 × 18,333
  4. Step 4: Simplify right side
    8,445x = 336,098,889
  5. Step 5: Solve for x
    x = 336,098,889/8,445
  6. Step 6: Final answer
    x = 39,798.57

Related Problems

Find third proportional to 4,222.50 and 9,166.50
Half scale
Find third proportional to 16,890 and 36,666
Double scale
Find third proportional to 8,447 and 18,337
Similar ratio
Find third proportional to 12,667.50 and 27,499.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.