Home / 66,604-99,906-17,356

Finding the Fourth Proportional to 66,604, 99,906 and 17,356

Calculator

Solution

The fourth proportional to 66,604, 99,906 and 17,356 is: 26,034

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,604 : 99,906 = 17,356 : x
  2. Step 2: Convert to fraction form
    66,604/99,906 = 17,356/x
  3. Step 3: Cross multiply
    66,604x = 99,906 × 17,356
  4. Step 4: Simplify right side
    66,604x = 1,733,968,536
  5. Step 5: Solve for x
    x = 1,733,968,536/66,604
  6. Step 6: Final answer
    x = 26,034

Related Problems

Find fourth proportional to 33,302, 49,953 and 8,678
Half scale
Find fourth proportional to 133,208, 199,812 and 34,712
Double scale
Find fourth proportional to 66,605, 99,907.50 and 17,357
Similar ratio
Find fourth proportional to 99,906, 149,859 and 26,034
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.