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Finding the Fourth Proportional to 41,202.03, 61,808.96 and 12,741.20

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Solution

The fourth proportional to 41,202.03, 61,808.96 and 12,741.20 is: 19,113.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,202.03 : 61,808.96 = 12,741.20 : x
  2. Step 2: Convert to fraction form
    41,202.03/61,808.96 = 12,741.20/x
  3. Step 3: Cross multiply
    41,202.03x = 61,808.96 × 12,741.20
  4. Step 4: Simplify right side
    41,202.03x = 787,519,948.40
  5. Step 5: Solve for x
    x = 787,519,948.40/41,202.03
  6. Step 6: Final answer
    x = 19,113.62

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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.