Home / 15,469.79-23,204.48-3,783.11

Finding the Fourth Proportional to 15,469.79, 23,204.48 and 3,783.11

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Solution

The fourth proportional to 15,469.79, 23,204.48 and 3,783.11 is: 5,674.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,469.79 : 23,204.48 = 3,783.11 : x
  2. Step 2: Convert to fraction form
    15,469.79/23,204.48 = 3,783.11/x
  3. Step 3: Cross multiply
    15,469.79x = 23,204.48 × 3,783.11
  4. Step 4: Simplify right side
    15,469.79x = 87,784,965.39
  5. Step 5: Solve for x
    x = 87,784,965.39/15,469.79
  6. Step 6: Final answer
    x = 5,674.61

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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.