Home / 50,905.09-76,367.60-15,369.31

Finding the Fourth Proportional to 50,905.09, 76,367.60 and 15,369.31

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Solution

The fourth proportional to 50,905.09, 76,367.60 and 15,369.31 is: 23,056.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,905.09 : 76,367.60 = 15,369.31 : x
  2. Step 2: Convert to fraction form
    50,905.09/76,367.60 = 15,369.31/x
  3. Step 3: Cross multiply
    50,905.09x = 76,367.60 × 15,369.31
  4. Step 4: Simplify right side
    50,905.09x = 1,173,717,318.36
  5. Step 5: Solve for x
    x = 1,173,717,318.36/50,905.09
  6. Step 6: Final answer
    x = 23,056.97

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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.