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Finding the Fourth Proportional to 32,896.55, 49,344.37 and 7,936.39

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Solution

The fourth proportional to 32,896.55, 49,344.37 and 7,936.39 is: 11,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,896.55 : 49,344.37 = 7,936.39 : x
  2. Step 2: Convert to fraction form
    32,896.55/49,344.37 = 7,936.39/x
  3. Step 3: Cross multiply
    32,896.55x = 49,344.37 × 7,936.39
  4. Step 4: Simplify right side
    32,896.55x = 391,616,147.63
  5. Step 5: Solve for x
    x = 391,616,147.63/32,896.55
  6. Step 6: Final answer
    x = 11,904.47

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1.5x scale

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.