Home / 14,105.81-19,466.73-7,818.19

Finding the Fourth Proportional to 14,105.81, 19,466.73 and 7,818.19

Calculator

Solution

The fourth proportional to 14,105.81, 19,466.73 and 7,818.19 is: 10,789.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,105.81 : 19,466.73 = 7,818.19 : x
  2. Step 2: Convert to fraction form
    14,105.81/19,466.73 = 7,818.19/x
  3. Step 3: Cross multiply
    14,105.81x = 19,466.73 × 7,818.19
  4. Step 4: Simplify right side
    14,105.81x = 152,194,545.15
  5. Step 5: Solve for x
    x = 152,194,545.15/14,105.81
  6. Step 6: Final answer
    x = 10,789.49

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.