Home / 41,474.40-62,211.60-13,772.40

Finding the Fourth Proportional to 41,474.40, 62,211.60 and 13,772.40

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Solution

The fourth proportional to 41,474.40, 62,211.60 and 13,772.40 is: 20,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,474.40 : 62,211.60 = 13,772.40 : x
  2. Step 2: Convert to fraction form
    41,474.40/62,211.60 = 13,772.40/x
  3. Step 3: Cross multiply
    41,474.40x = 62,211.60 × 13,772.40
  4. Step 4: Simplify right side
    41,474.40x = 856,803,039.84
  5. Step 5: Solve for x
    x = 856,803,039.84/41,474.40
  6. Step 6: Final answer
    x = 20,658.60

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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.