Home / 66,366-99,549-22,590

Finding the Fourth Proportional to 66,366, 99,549 and 22,590

Calculator

Solution

The fourth proportional to 66,366, 99,549 and 22,590 is: 33,885

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,366 : 99,549 = 22,590 : x
  2. Step 2: Convert to fraction form
    66,366/99,549 = 22,590/x
  3. Step 3: Cross multiply
    66,366x = 99,549 × 22,590
  4. Step 4: Simplify right side
    66,366x = 2,248,811,910
  5. Step 5: Solve for x
    x = 2,248,811,910/66,366
  6. Step 6: Final answer
    x = 33,885

Related Problems

Find fourth proportional to 33,183, 49,774.50 and 11,295
Half scale
Find fourth proportional to 132,732, 199,098 and 45,180
Double scale
Find fourth proportional to 66,367, 99,550.50 and 22,591
Similar ratio
Find fourth proportional to 99,549, 149,323.50 and 33,885
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.