Home / 18,300.73-25,255.14-9,917.23

Finding the Fourth Proportional to 18,300.73, 25,255.14 and 9,917.23

Calculator

Solution

The fourth proportional to 18,300.73, 25,255.14 and 9,917.23 is: 13,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.73 : 25,255.14 = 9,917.23 : x
  2. Step 2: Convert to fraction form
    18,300.73/25,255.14 = 9,917.23/x
  3. Step 3: Cross multiply
    18,300.73x = 25,255.14 × 9,917.23
  4. Step 4: Simplify right side
    18,300.73x = 250,461,032.06
  5. Step 5: Solve for x
    x = 250,461,032.06/18,300.73
  6. Step 6: Final answer
    x = 13,685.85

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.