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Finding the Fourth Proportional to 39,551.26, 59,336.60 and 11,849.26

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Solution

The fourth proportional to 39,551.26, 59,336.60 and 11,849.26 is: 17,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,551.26 : 59,336.60 = 11,849.26 : x
  2. Step 2: Convert to fraction form
    39,551.26/59,336.60 = 11,849.26/x
  3. Step 3: Cross multiply
    39,551.26x = 59,336.60 × 11,849.26
  4. Step 4: Simplify right side
    39,551.26x = 703,094,800.92
  5. Step 5: Solve for x
    x = 703,094,800.92/39,551.26
  6. Step 6: Final answer
    x = 17,776.80

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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.