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Finding the Fourth Proportional to 38,265.50, 57,401.50 and 10,563.50

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Solution

The fourth proportional to 38,265.50, 57,401.50 and 10,563.50 is: 15,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,265.50 : 57,401.50 = 10,563.50 : x
  2. Step 2: Convert to fraction form
    38,265.50/57,401.50 = 10,563.50/x
  3. Step 3: Cross multiply
    38,265.50x = 57,401.50 × 10,563.50
  4. Step 4: Simplify right side
    38,265.50x = 606,360,745.25
  5. Step 5: Solve for x
    x = 606,360,745.25/38,265.50
  6. Step 6: Final answer
    x = 15,846.15

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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.