Home / 31,661.58-47,492.01-12,951.66

Finding the Fourth Proportional to 31,661.58, 47,492.01 and 12,951.66

Calculator

Solution

The fourth proportional to 31,661.58, 47,492.01 and 12,951.66 is: 19,427.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,661.58 : 47,492.01 = 12,951.66 : x
  2. Step 2: Convert to fraction form
    31,661.58/47,492.01 = 12,951.66/x
  3. Step 3: Cross multiply
    31,661.58x = 47,492.01 × 12,951.66
  4. Step 4: Simplify right side
    31,661.58x = 615,100,366.24
  5. Step 5: Solve for x
    x = 615,100,366.24/31,661.58
  6. Step 6: Final answer
    x = 19,427.34

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.