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Finding the Fourth Proportional to 24,321.70, 36,478.41 and 6,787.45

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Solution

The fourth proportional to 24,321.70, 36,478.41 and 6,787.45 is: 10,180.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,321.70 : 36,478.41 = 6,787.45 : x
  2. Step 2: Convert to fraction form
    24,321.70/36,478.41 = 6,787.45/x
  3. Step 3: Cross multiply
    24,321.70x = 36,478.41 × 6,787.45
  4. Step 4: Simplify right side
    24,321.70x = 247,595,383.95
  5. Step 5: Solve for x
    x = 247,595,383.95/24,321.70
  6. Step 6: Final answer
    x = 10,180.02

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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.