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Finding the Fourth Proportional to 24,647.60, 36,972.60 and 12,008.96

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Solution

The fourth proportional to 24,647.60, 36,972.60 and 12,008.96 is: 18,014.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,647.60 : 36,972.60 = 12,008.96 : x
  2. Step 2: Convert to fraction form
    24,647.60/36,972.60 = 12,008.96/x
  3. Step 3: Cross multiply
    24,647.60x = 36,972.60 × 12,008.96
  4. Step 4: Simplify right side
    24,647.60x = 444,002,474.50
  5. Step 5: Solve for x
    x = 444,002,474.50/24,647.60
  6. Step 6: Final answer
    x = 18,014.02

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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.