Home / 12,603.70-18,917.21-6,368.10

Finding the Fourth Proportional to 12,603.70, 18,917.21 and 6,368.10

Calculator

Solution

The fourth proportional to 12,603.70, 18,917.21 and 6,368.10 is: 9,558.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,603.70 : 18,917.21 = 6,368.10 : x
  2. Step 2: Convert to fraction form
    12,603.70/18,917.21 = 6,368.10/x
  3. Step 3: Cross multiply
    12,603.70x = 18,917.21 × 6,368.10
  4. Step 4: Simplify right side
    12,603.70x = 120,466,629.98
  5. Step 5: Solve for x
    x = 120,466,629.98/12,603.70
  6. Step 6: Final answer
    x = 9,558.04

Related Problems

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.