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Finding the Fourth Proportional to 34,253.60, 51,380.40 and 9,626.40

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Solution

The fourth proportional to 34,253.60, 51,380.40 and 9,626.40 is: 14,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,253.60 : 51,380.40 = 9,626.40 : x
  2. Step 2: Convert to fraction form
    34,253.60/51,380.40 = 9,626.40/x
  3. Step 3: Cross multiply
    34,253.60x = 51,380.40 × 9,626.40
  4. Step 4: Simplify right side
    34,253.60x = 494,608,282.56
  5. Step 5: Solve for x
    x = 494,608,282.56/34,253.60
  6. Step 6: Final answer
    x = 14,439.60

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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.