Home / 14,560.50-21,840.75-4,172.25

Finding the Fourth Proportional to 14,560.50, 21,840.75 and 4,172.25

Calculator

Solution

The fourth proportional to 14,560.50, 21,840.75 and 4,172.25 is: 6,258.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,560.50 : 21,840.75 = 4,172.25 : x
  2. Step 2: Convert to fraction form
    14,560.50/21,840.75 = 4,172.25/x
  3. Step 3: Cross multiply
    14,560.50x = 21,840.75 × 4,172.25
  4. Step 4: Simplify right side
    14,560.50x = 91,125,069.19
  5. Step 5: Solve for x
    x = 91,125,069.19/14,560.50
  6. Step 6: Final answer
    x = 6,258.38

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.