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Finding the Fourth Proportional to 34,941.69, 52,330.41 and 30,380.40

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Solution

The fourth proportional to 34,941.69, 52,330.41 and 30,380.40 is: 45,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,941.69 : 52,330.41 = 30,380.40 : x
  2. Step 2: Convert to fraction form
    34,941.69/52,330.41 = 30,380.40/x
  3. Step 3: Cross multiply
    34,941.69x = 52,330.41 × 30,380.40
  4. Step 4: Simplify right side
    34,941.69x = 1,589,818,787.96
  5. Step 5: Solve for x
    x = 1,589,818,787.96/34,941.69
  6. Step 6: Final answer
    x = 45,499.20

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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.