Home / 13,681.17-20,509.34-4,914

Finding the Fourth Proportional to 13,681.17, 20,509.34 and 4,914

Calculator

Solution

The fourth proportional to 13,681.17, 20,509.34 and 4,914 is: 7,366.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,681.17 : 20,509.34 = 4,914 : x
  2. Step 2: Convert to fraction form
    13,681.17/20,509.34 = 4,914/x
  3. Step 3: Cross multiply
    13,681.17x = 20,509.34 × 4,914
  4. Step 4: Simplify right side
    13,681.17x = 100,782,872.19
  5. Step 5: Solve for x
    x = 100,782,872.19/13,681.17
  6. Step 6: Final answer
    x = 7,366.54

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.