Home / 13,292.30-18,343.61-7,323.93

Finding the Fourth Proportional to 13,292.30, 18,343.61 and 7,323.93

Calculator

Solution

The fourth proportional to 13,292.30, 18,343.61 and 7,323.93 is: 10,107.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.30 : 18,343.61 = 7,323.93 : x
  2. Step 2: Convert to fraction form
    13,292.30/18,343.61 = 7,323.93/x
  3. Step 3: Cross multiply
    13,292.30x = 18,343.61 × 7,323.93
  4. Step 4: Simplify right side
    13,292.30x = 134,347,315.59
  5. Step 5: Solve for x
    x = 134,347,315.59/13,292.30
  6. Step 6: Final answer
    x = 10,107.15

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.