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Finding the Fourth Proportional to 24,630.87, 36,951.49 and 7,989.60

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Solution

The fourth proportional to 24,630.87, 36,951.49 and 7,989.60 is: 11,986.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,630.87 : 36,951.49 = 7,989.60 : x
  2. Step 2: Convert to fraction form
    24,630.87/36,951.49 = 7,989.60/x
  3. Step 3: Cross multiply
    24,630.87x = 36,951.49 × 7,989.60
  4. Step 4: Simplify right side
    24,630.87x = 295,227,624.50
  5. Step 5: Solve for x
    x = 295,227,624.50/24,630.87
  6. Step 6: Final answer
    x = 11,986.08

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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.