Home / 22,056.25-30,437.63-12,120.25

Finding the Fourth Proportional to 22,056.25, 30,437.63 and 12,120.25

Calculator

Solution

The fourth proportional to 22,056.25, 30,437.63 and 12,120.25 is: 16,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,056.25 : 30,437.63 = 12,120.25 : x
  2. Step 2: Convert to fraction form
    22,056.25/30,437.63 = 12,120.25/x
  3. Step 3: Cross multiply
    22,056.25x = 30,437.63 × 12,120.25
  4. Step 4: Simplify right side
    22,056.25x = 368,911,624.41
  5. Step 5: Solve for x
    x = 368,911,624.41/22,056.25
  6. Step 6: Final answer
    x = 16,725.95

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.