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Finding the Fourth Proportional to 41,202.53, 61,809.71 and 12,741.70

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Solution

The fourth proportional to 41,202.53, 61,809.71 and 12,741.70 is: 19,114.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,202.53 : 61,809.71 = 12,741.70 : x
  2. Step 2: Convert to fraction form
    41,202.53/61,809.71 = 12,741.70/x
  3. Step 3: Cross multiply
    41,202.53x = 61,809.71 × 12,741.70
  4. Step 4: Simplify right side
    41,202.53x = 787,560,409.15
  5. Step 5: Solve for x
    x = 787,560,409.15/41,202.53
  6. Step 6: Final answer
    x = 19,114.37

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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.