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Finding the Fourth Proportional to 24,660.78, 36,994.68 and 8,015.46

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Solution

The fourth proportional to 24,660.78, 36,994.68 and 8,015.46 is: 12,024.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,660.78 : 36,994.68 = 8,015.46 : x
  2. Step 2: Convert to fraction form
    24,660.78/36,994.68 = 8,015.46/x
  3. Step 3: Cross multiply
    24,660.78x = 36,994.68 × 8,015.46
  4. Step 4: Simplify right side
    24,660.78x = 296,529,377.75
  5. Step 5: Solve for x
    x = 296,529,377.75/24,660.78
  6. Step 6: Final answer
    x = 12,024.33

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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.