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Finding the Fourth Proportional to 36,576.48, 54,811.71 and 15,487.41

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Solution

The fourth proportional to 36,576.48, 54,811.71 and 15,487.41 is: 23,208.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,576.48 : 54,811.71 = 15,487.41 : x
  2. Step 2: Convert to fraction form
    36,576.48/54,811.71 = 15,487.41/x
  3. Step 3: Cross multiply
    36,576.48x = 54,811.71 × 15,487.41
  4. Step 4: Simplify right side
    36,576.48x = 848,891,425.57
  5. Step 5: Solve for x
    x = 848,891,425.57/36,576.48
  6. Step 6: Final answer
    x = 23,208.67

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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.