Home / 14,906.90-22,361.12-3,813.68

Finding the Fourth Proportional to 14,906.90, 22,361.12 and 3,813.68

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Solution

The fourth proportional to 14,906.90, 22,361.12 and 3,813.68 is: 5,720.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,906.90 : 22,361.12 = 3,813.68 : x
  2. Step 2: Convert to fraction form
    14,906.90/22,361.12 = 3,813.68/x
  3. Step 3: Cross multiply
    14,906.90x = 22,361.12 × 3,813.68
  4. Step 4: Simplify right side
    14,906.90x = 85,278,220.91
  5. Step 5: Solve for x
    x = 85,278,220.91/14,906.90
  6. Step 6: Final answer
    x = 5,720.72

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1.5x scale

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.