Home / 11,814.60-17,765.10-9,913.80

Finding the Fourth Proportional to 11,814.60, 17,765.10 and 9,913.80

Calculator

Solution

The fourth proportional to 11,814.60, 17,765.10 and 9,913.80 is: 14,906.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814.60 : 17,765.10 = 9,913.80 : x
  2. Step 2: Convert to fraction form
    11,814.60/17,765.10 = 9,913.80/x
  3. Step 3: Cross multiply
    11,814.60x = 17,765.10 × 9,913.80
  4. Step 4: Simplify right side
    11,814.60x = 176,119,648.38
  5. Step 5: Solve for x
    x = 176,119,648.38/11,814.60
  6. Step 6: Final answer
    x = 14,906.95

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.