Home / 28,760.04-39,708.90-18,009.18

Finding the Fourth Proportional to 28,760.04, 39,708.90 and 18,009.18

Calculator

Solution

The fourth proportional to 28,760.04, 39,708.90 and 18,009.18 is: 24,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,760.04 : 39,708.90 = 18,009.18 : x
  2. Step 2: Convert to fraction form
    28,760.04/39,708.90 = 18,009.18/x
  3. Step 3: Cross multiply
    28,760.04x = 39,708.90 × 18,009.18
  4. Step 4: Simplify right side
    28,760.04x = 715,124,727.70
  5. Step 5: Solve for x
    x = 715,124,727.70/28,760.04
  6. Step 6: Final answer
    x = 24,865.22

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.