Home / 60,724.64-91,099.92-21,284.16

Finding the Fourth Proportional to 60,724.64, 91,099.92 and 21,284.16

Calculator

Solution

The fourth proportional to 60,724.64, 91,099.92 and 21,284.16 is: 31,930.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,724.64 : 91,099.92 = 21,284.16 : x
  2. Step 2: Convert to fraction form
    60,724.64/91,099.92 = 21,284.16/x
  3. Step 3: Cross multiply
    60,724.64x = 91,099.92 × 21,284.16
  4. Step 4: Simplify right side
    60,724.64x = 1,938,985,273.27
  5. Step 5: Solve for x
    x = 1,938,985,273.27/60,724.64
  6. Step 6: Final answer
    x = 31,930.78

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.