Home / 41,438.55-62,149.10-13,361.07

Finding the Fourth Proportional to 41,438.55, 62,149.10 and 13,361.07

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Solution

The fourth proportional to 41,438.55, 62,149.10 and 13,361.07 is: 20,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,438.55 : 62,149.10 = 13,361.07 : x
  2. Step 2: Convert to fraction form
    41,438.55/62,149.10 = 13,361.07/x
  3. Step 3: Cross multiply
    41,438.55x = 62,149.10 × 13,361.07
  4. Step 4: Simplify right side
    41,438.55x = 830,378,408.73
  5. Step 5: Solve for x
    x = 830,378,408.73/41,438.55
  6. Step 6: Final answer
    x = 20,038.79

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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.