Home / 41,520.21-62,290.20-13,440.27

Finding the Fourth Proportional to 41,520.21, 62,290.20 and 13,440.27

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Solution

The fourth proportional to 41,520.21, 62,290.20 and 13,440.27 is: 20,163.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,520.21 : 62,290.20 = 13,440.27 : x
  2. Step 2: Convert to fraction form
    41,520.21/62,290.20 = 13,440.27/x
  3. Step 3: Cross multiply
    41,520.21x = 62,290.20 × 13,440.27
  4. Step 4: Simplify right side
    41,520.21x = 837,196,727.70
  5. Step 5: Solve for x
    x = 837,196,727.70/41,520.21
  6. Step 6: Final answer
    x = 20,163.60

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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.