Home / 19,658.46-27,121.23-12,583.74

Finding the Fourth Proportional to 19,658.46, 27,121.23 and 12,583.74

Calculator

Solution

The fourth proportional to 19,658.46, 27,121.23 and 12,583.74 is: 17,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,658.46 : 27,121.23 = 12,583.74 : x
  2. Step 2: Convert to fraction form
    19,658.46/27,121.23 = 12,583.74/x
  3. Step 3: Cross multiply
    19,658.46x = 27,121.23 × 12,583.74
  4. Step 4: Simplify right side
    19,658.46x = 341,286,506.80
  5. Step 5: Solve for x
    x = 341,286,506.80/19,658.46
  6. Step 6: Final answer
    x = 17,360.80

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.