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Finding the Fourth Proportional to 35,600.85, 49,125.85 and 19,684.96

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Solution

The fourth proportional to 35,600.85, 49,125.85 and 19,684.96 is: 27,163.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,600.85 : 49,125.85 = 19,684.96 : x
  2. Step 2: Convert to fraction form
    35,600.85/49,125.85 = 19,684.96/x
  3. Step 3: Cross multiply
    35,600.85x = 49,125.85 × 19,684.96
  4. Step 4: Simplify right side
    35,600.85x = 967,040,220.19
  5. Step 5: Solve for x
    x = 967,040,220.19/35,600.85
  6. Step 6: Final answer
    x = 27,163.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.