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Finding the Fourth Proportional to 55,336.94, 83,005.98 and 15,893.96

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Solution

The fourth proportional to 55,336.94, 83,005.98 and 15,893.96 is: 23,841.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,336.94 : 83,005.98 = 15,893.96 : x
  2. Step 2: Convert to fraction form
    55,336.94/83,005.98 = 15,893.96/x
  3. Step 3: Cross multiply
    55,336.94x = 83,005.98 × 15,893.96
  4. Step 4: Simplify right side
    55,336.94x = 1,319,293,725.88
  5. Step 5: Solve for x
    x = 1,319,293,725.88/55,336.94
  6. Step 6: Final answer
    x = 23,841.10

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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.