Home / 36,280.98-54,422.64-9,985.86

Finding the Fourth Proportional to 36,280.98, 54,422.64 and 9,985.86

Calculator

Solution

The fourth proportional to 36,280.98, 54,422.64 and 9,985.86 is: 14,979.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,280.98 : 54,422.64 = 9,985.86 : x
  2. Step 2: Convert to fraction form
    36,280.98/54,422.64 = 9,985.86/x
  3. Step 3: Cross multiply
    36,280.98x = 54,422.64 × 9,985.86
  4. Step 4: Simplify right side
    36,280.98x = 543,456,863.87
  5. Step 5: Solve for x
    x = 543,456,863.87/36,280.98
  6. Step 6: Final answer
    x = 14,979.11

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.