Home / 40,605.20-60,905.64-12,901.04

Finding the Fourth Proportional to 40,605.20, 60,905.64 and 12,901.04

Calculator

Solution

The fourth proportional to 40,605.20, 60,905.64 and 12,901.04 is: 19,350.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,605.20 : 60,905.64 = 12,901.04 : x
  2. Step 2: Convert to fraction form
    40,605.20/60,905.64 = 12,901.04/x
  3. Step 3: Cross multiply
    40,605.20x = 60,905.64 × 12,901.04
  4. Step 4: Simplify right side
    40,605.20x = 785,746,097.87
  5. Step 5: Solve for x
    x = 785,746,097.87/40,605.20
  6. Step 6: Final answer
    x = 19,350.87

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.