Home / 45,566-68,349-12,734

Finding the Fourth Proportional to 45,566, 68,349 and 12,734

Calculator

Solution

The fourth proportional to 45,566, 68,349 and 12,734 is: 19,101

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,566 : 68,349 = 12,734 : x
  2. Step 2: Convert to fraction form
    45,566/68,349 = 12,734/x
  3. Step 3: Cross multiply
    45,566x = 68,349 × 12,734
  4. Step 4: Simplify right side
    45,566x = 870,356,166
  5. Step 5: Solve for x
    x = 870,356,166/45,566
  6. Step 6: Final answer
    x = 19,101

Related Problems

Find fourth proportional to 22,783, 34,174.50 and 6,367
Half scale
Find fourth proportional to 91,132, 136,698 and 25,468
Double scale
Find fourth proportional to 45,567, 68,350.50 and 12,735
Similar ratio
Find fourth proportional to 68,349, 102,523.50 and 19,101
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.