Home / 15,760.38-21,746.16-11,982.54

Finding the Fourth Proportional to 15,760.38, 21,746.16 and 11,982.54

Calculator

Solution

The fourth proportional to 15,760.38, 21,746.16 and 11,982.54 is: 16,533.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,760.38 : 21,746.16 = 11,982.54 : x
  2. Step 2: Convert to fraction form
    15,760.38/21,746.16 = 11,982.54/x
  3. Step 3: Cross multiply
    15,760.38x = 21,746.16 × 11,982.54
  4. Step 4: Simplify right side
    15,760.38x = 260,574,232.05
  5. Step 5: Solve for x
    x = 260,574,232.05/15,760.38
  6. Step 6: Final answer
    x = 16,533.50

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.