Home / 18,297.95-25,251.20-9,914.45

Finding the Fourth Proportional to 18,297.95, 25,251.20 and 9,914.45

Calculator

Solution

The fourth proportional to 18,297.95, 25,251.20 and 9,914.45 is: 13,681.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,297.95 : 25,251.20 = 9,914.45 : x
  2. Step 2: Convert to fraction form
    18,297.95/25,251.20 = 9,914.45/x
  3. Step 3: Cross multiply
    18,297.95x = 25,251.20 × 9,914.45
  4. Step 4: Simplify right side
    18,297.95x = 250,351,584.01
  5. Step 5: Solve for x
    x = 250,351,584.01/18,297.95
  6. Step 6: Final answer
    x = 13,681.95

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.