Home / 21,895.08-30,217.62-12,462.12

Finding the Fourth Proportional to 21,895.08, 30,217.62 and 12,462.12

Calculator

Solution

The fourth proportional to 21,895.08, 30,217.62 and 12,462.12 is: 17,199.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,895.08 : 30,217.62 = 12,462.12 : x
  2. Step 2: Convert to fraction form
    21,895.08/30,217.62 = 12,462.12/x
  3. Step 3: Cross multiply
    21,895.08x = 30,217.62 × 12,462.12
  4. Step 4: Simplify right side
    21,895.08x = 376,575,606.55
  5. Step 5: Solve for x
    x = 376,575,606.55/21,895.08
  6. Step 6: Final answer
    x = 17,199.10

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.