Home / 13,951.40-20,927.10-13,951.40

Finding the Fourth Proportional to 13,951.40, 20,927.10 and 13,951.40

Calculator

Solution

The fourth proportional to 13,951.40, 20,927.10 and 13,951.40 is: 20,927.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951.40 : 20,927.10 = 13,951.40 : x
  2. Step 2: Convert to fraction form
    13,951.40/20,927.10 = 13,951.40/x
  3. Step 3: Cross multiply
    13,951.40x = 20,927.10 × 13,951.40
  4. Step 4: Simplify right side
    13,951.40x = 291,962,342.94
  5. Step 5: Solve for x
    x = 291,962,342.94/13,951.40
  6. Step 6: Final answer
    x = 20,927.10

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.