Home / 40,186-60,279-15,562

Finding the Fourth Proportional to 40,186, 60,279 and 15,562

Calculator

Solution

The fourth proportional to 40,186, 60,279 and 15,562 is: 23,343

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,186 : 60,279 = 15,562 : x
  2. Step 2: Convert to fraction form
    40,186/60,279 = 15,562/x
  3. Step 3: Cross multiply
    40,186x = 60,279 × 15,562
  4. Step 4: Simplify right side
    40,186x = 938,061,798
  5. Step 5: Solve for x
    x = 938,061,798/40,186
  6. Step 6: Final answer
    x = 23,343

Related Problems

Find fourth proportional to 20,093, 30,139.50 and 7,781
Half scale
Find fourth proportional to 80,372, 120,558 and 31,124
Double scale
Find fourth proportional to 40,187, 60,280.50 and 15,563
Similar ratio
Find fourth proportional to 60,279, 90,418.50 and 23,343
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.