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Finding the Fourth Proportional to 52,497.72, 72,405.90 and 33,636.60

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Solution

The fourth proportional to 52,497.72, 72,405.90 and 33,636.60 is: 46,392.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,497.72 : 72,405.90 = 33,636.60 : x
  2. Step 2: Convert to fraction form
    52,497.72/72,405.90 = 33,636.60/x
  3. Step 3: Cross multiply
    52,497.72x = 72,405.90 × 33,636.60
  4. Step 4: Simplify right side
    52,497.72x = 2,435,488,295.94
  5. Step 5: Solve for x
    x = 2,435,488,295.94/52,497.72
  6. Step 6: Final answer
    x = 46,392.27

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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.