Home / 48,474.80-72,712.20-29,812.40

Finding the Fourth Proportional to 48,474.80, 72,712.20 and 29,812.40

Calculator

Solution

The fourth proportional to 48,474.80, 72,712.20 and 29,812.40 is: 44,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,474.80 : 72,712.20 = 29,812.40 : x
  2. Step 2: Convert to fraction form
    48,474.80/72,712.20 = 29,812.40/x
  3. Step 3: Cross multiply
    48,474.80x = 72,712.20 × 29,812.40
  4. Step 4: Simplify right side
    48,474.80x = 2,167,725,191.28
  5. Step 5: Solve for x
    x = 2,167,725,191.28/48,474.80
  6. Step 6: Final answer
    x = 44,718.60

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.