Home / 39,384.99-54,352.62-21,481.02

Finding the Fourth Proportional to 39,384.99, 54,352.62 and 21,481.02

Calculator

Solution

The fourth proportional to 39,384.99, 54,352.62 and 21,481.02 is: 29,644.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,384.99 : 54,352.62 = 21,481.02 : x
  2. Step 2: Convert to fraction form
    39,384.99/54,352.62 = 21,481.02/x
  3. Step 3: Cross multiply
    39,384.99x = 54,352.62 × 21,481.02
  4. Step 4: Simplify right side
    39,384.99x = 1,167,549,717.27
  5. Step 5: Solve for x
    x = 1,167,549,717.27/39,384.99
  6. Step 6: Final answer
    x = 29,644.54

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.