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Finding the Fourth Proportional to 34,809.92, 48,037.52 and 18,893.44

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Solution

The fourth proportional to 34,809.92, 48,037.52 and 18,893.44 is: 26,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,809.92 : 48,037.52 = 18,893.44 : x
  2. Step 2: Convert to fraction form
    34,809.92/48,037.52 = 18,893.44/x
  3. Step 3: Cross multiply
    34,809.92x = 48,037.52 × 18,893.44
  4. Step 4: Simplify right side
    34,809.92x = 907,594,001.87
  5. Step 5: Solve for x
    x = 907,594,001.87/34,809.92
  6. Step 6: Final answer
    x = 26,072.86

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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.