Home / 42,415.44-63,651.32-28,391.12

Finding the Fourth Proportional to 42,415.44, 63,651.32 and 28,391.12

Calculator

Solution

The fourth proportional to 42,415.44, 63,651.32 and 28,391.12 is: 42,605.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,415.44 : 63,651.32 = 28,391.12 : x
  2. Step 2: Convert to fraction form
    42,415.44/63,651.32 = 28,391.12/x
  3. Step 3: Cross multiply
    42,415.44x = 63,651.32 × 28,391.12
  4. Step 4: Simplify right side
    42,415.44x = 1,807,132,264.28
  5. Step 5: Solve for x
    x = 1,807,132,264.28/42,415.44
  6. Step 6: Final answer
    x = 42,605.53

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.