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Finding the Fourth Proportional to 32,515.70, 48,773.55 and 12,794.90

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Solution

The fourth proportional to 32,515.70, 48,773.55 and 12,794.90 is: 19,192.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,515.70 : 48,773.55 = 12,794.90 : x
  2. Step 2: Convert to fraction form
    32,515.70/48,773.55 = 12,794.90/x
  3. Step 3: Cross multiply
    32,515.70x = 48,773.55 × 12,794.90
  4. Step 4: Simplify right side
    32,515.70x = 624,052,694.90
  5. Step 5: Solve for x
    x = 624,052,694.90/32,515.70
  6. Step 6: Final answer
    x = 19,192.35

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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.