Home / 14,830.40-22,240.20-7,432.40

Finding the Fourth Proportional to 14,830.40, 22,240.20 and 7,432.40

Calculator

Solution

The fourth proportional to 14,830.40, 22,240.20 and 7,432.40 is: 11,145.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,830.40 : 22,240.20 = 7,432.40 : x
  2. Step 2: Convert to fraction form
    14,830.40/22,240.20 = 7,432.40/x
  3. Step 3: Cross multiply
    14,830.40x = 22,240.20 × 7,432.40
  4. Step 4: Simplify right side
    14,830.40x = 165,298,062.48
  5. Step 5: Solve for x
    x = 165,298,062.48/14,830.40
  6. Step 6: Final answer
    x = 11,145.89

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.