Home / 73,634-110,451-18,230

Finding the Fourth Proportional to 73,634, 110,451 and 18,230

Calculator

Solution

The fourth proportional to 73,634, 110,451 and 18,230 is: 27,345

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,634 : 110,451 = 18,230 : x
  2. Step 2: Convert to fraction form
    73,634/110,451 = 18,230/x
  3. Step 3: Cross multiply
    73,634x = 110,451 × 18,230
  4. Step 4: Simplify right side
    73,634x = 2,013,521,730
  5. Step 5: Solve for x
    x = 2,013,521,730/73,634
  6. Step 6: Final answer
    x = 27,345

Related Problems

Find fourth proportional to 36,817, 55,225.50 and 9,115
Half scale
Find fourth proportional to 147,268, 220,902 and 36,460
Double scale
Find fourth proportional to 73,635, 110,452.50 and 18,231
Similar ratio
Find fourth proportional to 110,451, 165,676.50 and 27,345
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.