Home / 14,953.42-20,634.78-8,981.56

Finding the Fourth Proportional to 14,953.42, 20,634.78 and 8,981.56

Calculator

Solution

The fourth proportional to 14,953.42, 20,634.78 and 8,981.56 is: 12,393.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,953.42 : 20,634.78 = 8,981.56 : x
  2. Step 2: Convert to fraction form
    14,953.42/20,634.78 = 8,981.56/x
  3. Step 3: Cross multiply
    14,953.42x = 20,634.78 × 8,981.56
  4. Step 4: Simplify right side
    14,953.42x = 185,332,514.66
  5. Step 5: Solve for x
    x = 185,332,514.66/14,953.42
  6. Step 6: Final answer
    x = 12,393.99

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.