Home / 16,787.60-25,162.68-6,914.96

Finding the Fourth Proportional to 16,787.60, 25,162.68 and 6,914.96

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Solution

The fourth proportional to 16,787.60, 25,162.68 and 6,914.96 is: 10,364.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.60 : 25,162.68 = 6,914.96 : x
  2. Step 2: Convert to fraction form
    16,787.60/25,162.68 = 6,914.96/x
  3. Step 3: Cross multiply
    16,787.60x = 25,162.68 × 6,914.96
  4. Step 4: Simplify right side
    16,787.60x = 173,998,925.69
  5. Step 5: Solve for x
    x = 173,998,925.69/16,787.60
  6. Step 6: Final answer
    x = 10,364.73

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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.