Home / 18,712.53-25,822.08-10,329.21

Finding the Fourth Proportional to 18,712.53, 25,822.08 and 10,329.21

Calculator

Solution

The fourth proportional to 18,712.53, 25,822.08 and 10,329.21 is: 14,253.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,712.53 : 25,822.08 = 10,329.21 : x
  2. Step 2: Convert to fraction form
    18,712.53/25,822.08 = 10,329.21/x
  3. Step 3: Cross multiply
    18,712.53x = 25,822.08 × 10,329.21
  4. Step 4: Simplify right side
    18,712.53x = 266,721,686.96
  5. Step 5: Solve for x
    x = 266,721,686.96/18,712.53
  6. Step 6: Final answer
    x = 14,253.64

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.