Home / 15,474.54-23,212.62-3,787.86

Finding the Fourth Proportional to 15,474.54, 23,212.62 and 3,787.86

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Solution

The fourth proportional to 15,474.54, 23,212.62 and 3,787.86 is: 5,681.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,474.54 : 23,212.62 = 3,787.86 : x
  2. Step 2: Convert to fraction form
    15,474.54/23,212.62 = 3,787.86/x
  3. Step 3: Cross multiply
    15,474.54x = 23,212.62 × 3,787.86
  4. Step 4: Simplify right side
    15,474.54x = 87,926,154.79
  5. Step 5: Solve for x
    x = 87,926,154.79/15,474.54
  6. Step 6: Final answer
    x = 5,681.99

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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.