Home / 18,813.75-25,962.98-10,430.25

Finding the Fourth Proportional to 18,813.75, 25,962.98 and 10,430.25

Calculator

Solution

The fourth proportional to 18,813.75, 25,962.98 and 10,430.25 is: 14,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,813.75 : 25,962.98 = 10,430.25 : x
  2. Step 2: Convert to fraction form
    18,813.75/25,962.98 = 10,430.25/x
  3. Step 3: Cross multiply
    18,813.75x = 25,962.98 × 10,430.25
  4. Step 4: Simplify right side
    18,813.75x = 270,800,319.99
  5. Step 5: Solve for x
    x = 270,800,319.99/18,813.75
  6. Step 6: Final answer
    x = 14,393.75

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.